75 Electrical bulb & socket parts are listed for the 2018 Audi Q3, in 13 part types, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2018 Audi Q3, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. Most of the listed parts are Fog / Driving Lamp Bulb (10 parts), Back Up / Reverse Lamp Bulb (9 parts) and Glove Box Light Bulb (9 parts). The other 10 part types cover the remaining 47 parts.
The 2018 Audi Q3 was sold with both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
5 brands supply electrical bulb & socket parts for the 2018 Audi Q3, led by SYLVANIA (30 parts), WAGNER (22 parts) and HELLA (17 parts), plus 2 more brands. Quality grades include Standard Replacement, Extended Life and LED.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Audi Q3. 16 parts have it, including SYLVANIA 921LL (Back Up / Reverse Lamp Bulb) and PHILIPS H8 (Cornering Lamp Bulb). Each part number opens a page with every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.2d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | IncandescentLong Life | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | Long LifeWedge Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921ST | 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Fits: 1.4L L4 Turbocharged | 921WLED | 🇲🇽 MX | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 7507 | 🇲🇽 MX | IncandescentSocket Type Bulb: S8.5d or Socket Type Bulb: BAU15S | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | Base Type: W2.1x9.2dWattage: 18.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current) | View on Amazon |
This table covers the bulbs in the reverse lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
9 Back Up / Reverse Lamp Bulb parts for the 2018 Audi Q3 come from 3 brands — SYLVANIA, HELLA and WAGNER. The "Popular" part is SYLVANIA 921LL.
In the Extended Life grade, SYLVANIA, HELLA and WAGNER supply 3 parts: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 921LL.
In the Extra Bright (improved visibility, but shorter life) grade, SYLVANIA supplies 1 part: grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 921ST.
The LED (instant-on, long life, energy-saving) section lists 1 option from WAGNER — grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. WAGNER 921WLED is listed in this group.
In the Standard Replacement grade, HELLA, SYLVANIA and WAGNER supply 4 parts: built to original-equipment specification. A representative part number is HELLA 921.
Listed part numbers: SYLVANIA 921LL, plus the other parts above.
Brake Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: 1.4L L4 Turbocharged | 1156RLED | 🇲🇽 MX | VisionLED | View on Amazon |
This table covers the bulbs in the stop lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
This group shows a single part: PHILIPS 1156RLED.
Cornering Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Popular Fits: 1.4L L4 Turbocharged | H8 | 🇲🇽 MX | with HID headlamps | View on Amazon |
| WAGNER Popular Fits: 1.4L L4 Turbocharged | 1235H8 | 🇲🇽 MX | with HID Headlights | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | H8 | 🇲🇽 MX | HalogenSocket Type Bulb: PGJ19-1 | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | H8 | 🇲🇽 MX | Base Type: PGJ19-1Wattage: 35.00 W | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | H8FV | 🇲🇽 MX | Fog Vision | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | H8SZ | 🇲🇽 MX | Silver Star zXeBlue | View on Amazon |
This table covers the replacement bulbs for the Cornering Lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
6 Cornering Lamp Bulb parts for the 2018 Audi Q3 come from 4 brands — SYLVANIA, PHILIPS, WAGNER and 1 other brand. The "Popular" part is PHILIPS H8.
Listed part numbers: PHILIPS H8 and WAGNER 1235H8, plus the other parts above.
Dome Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
This table covers the bulbs in the dome lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
This group shows a single part: HELLA 2825.
Door Panel Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 2825LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177LL | 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825ST | 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825SL | 🇲🇽 MX | LEDCool White | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | T10LED | 🇲🇽 MX | Tru View PLUS LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177 | 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
This table covers the replacement bulbs for the Door Panel Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
8 Door Panel Light Bulb parts are listed for the 2018 Audi Q3, from SYLVANIA, WAGNER and HELLA. SYLVANIA 2825LL carries the "Popular" badge.
The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 2825LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 2825ST is listed in this group.
LED (instant-on, long life, energy-saving): 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2825SL.
The Standard Replacement section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 2825 is listed in this group.
Part numbers include SYLVANIA 2825LL, WAGNER 17177LL and SYLVANIA 2825ST, among others listed above.
Fog / Driving Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.2d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | IncandescentLong Life | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 921LL | 🇲🇽 MX | Long LifeWedge Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921ST | 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921SL | 🇲🇽 MX | Cool WhiteLED | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921LED | 🇲🇽 MX | Cool WhiteZEVO | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 921WLED | 🇲🇽 MX | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | Base Type: W2.1x9.2dWattage: 18.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 921 | 🇲🇽 MX | Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current) | View on Amazon |
This table covers the bulbs in the fog and driving lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
10 Fog / Driving Lamp Bulb parts are listed for the 2018 Audi Q3, from SYLVANIA, WAGNER and HELLA. SYLVANIA 921LL carries the "Popular" badge.
The Extended Life section: 3 options from SYLVANIA, HELLA and WAGNER. SYLVANIA 921LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 921ST is listed in this group.
LED (instant-on, long life, energy-saving): 3 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 921SL.
The Standard Replacement section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 921 is listed in this group.
Glove Box Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 2825LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177LL | 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825ST | 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825SL | 🇲🇽 MX | LEDCool White | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | T10LED | 🇲🇽 MX | Tru View PLUS LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 2825BL | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177 | 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
This table covers the bulbs in the glove-box lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
9 Glove Box Light Bulb parts are listed for the 2018 Audi Q3, from SYLVANIA, WAGNER and HELLA. SYLVANIA 2825LL carries the "Popular" badge.
The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 2825LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 2825ST is listed in this group.
LED (instant-on, long life, energy-saving): 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2825SL.
The Standard Replacement section: 4 options from HELLA, SYLVANIA and WAGNER. HELLA 2825 is listed in this group.
Part numbers include SYLVANIA 2825LL, WAGNER 17177LL and SYLVANIA 2825ST, among others listed above.
Headlamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | D5S | 🇲🇽 MX | High Beam and Low Beamwith HID Headlights | View on Amazon |
| ÜRO PARTS Fits: 1.4L L4 Turbocharged | D5S | 🇲🇽 MX | High Beam and Low BeamXenon (12V - 25W) | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | D5S | 🇲🇽 MX | High Beam and Low BeamHid Type | View on Amazon |
This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.
3 Headlamp Bulb parts are listed for the 2018 Audi Q3, from SYLVANIA, ÜRO PARTS and WAGNER.
Part numbers include SYLVANIA D5S, among others listed above.
LED Bulb Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Fits: 1.4L L4 Turbocharged | CBH8H11H16 | 🇲🇽 MX | For H8 / H11 / H16 Bulb | View on Amazon |
This table covers the LED Bulb adapters.
One part is listed for the 2018 Audi Q3 — WAGNER CBH8H11H16.
Map / Reading Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 2825LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177LL | 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825ST | 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825SL | 🇲🇽 MX | LEDCool White | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | T10LED | 🇲🇽 MX | Tru View PLUS LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 2825BL | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177 | 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
This table covers the bulbs in the map / reading lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
9 Map / Reading Light Bulb parts for the 2018 Audi Q3 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is SYLVANIA 2825LL.
Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2825LL.
Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 2825ST.
The LED (instant-on, long life, energy-saving) section: 2 options from SYLVANIA and WAGNER. SYLVANIA 2825SL is listed in this group.
Standard Replacement: 4 parts, from HELLA, SYLVANIA and WAGNER. A representative part number is HELLA 2825.
Listed part numbers: SYLVANIA 2825LL, WAGNER 17177LL and SYLVANIA 2825ST, plus the other parts above.
Tail Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 1.4L L4 Turbocharged | 7506LL | 🇲🇽 MX | IncandescentLong Life | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: 1.4L L4 Turbocharged | 1156RLED | 🇲🇽 MX | VisionLED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA Fits: 1.4L L4 Turbocharged | 7506 | 🇲🇽 MX | IncandescentSocket Type Bulb: BA15S | View on Amazon |
This table covers the bulbs in the tail lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
4 Tail Lamp Bulb parts are listed for the 2018 Audi Q3, from HELLA and PHILIPS.
The Extended Life section: 1 option from HELLA. HELLA 7506LL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from PHILIPS. A representative part number is PHILIPS 1156RLED.
The Standard Replacement section: 2 options from HELLA. HELLA 2825 is listed in this group.
Part numbers include HELLA 7506LL, PHILIPS 1156RLED and HELLA 2825, among others listed above.
Trunk / Cargo Area Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: 1.4L L4 Turbocharged | 2825LL | 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177LL | 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825ST | 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825SL | 🇲🇽 MX | LEDCool White | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | T10LED | 🇲🇽 MX | Tru View PLUS LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 2825 | 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 17177 | 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
This table covers the bulbs in the trunk or cargo-area lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
8 Trunk / Cargo Area Light Bulb parts are listed for the 2018 Audi Q3, from SYLVANIA, WAGNER and HELLA. SYLVANIA 2825LL carries the "Popular" badge.
The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 2825LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 2825ST is listed in this group.
LED (instant-on, long life, energy-saving): 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2825SL.
The Standard Replacement section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 2825 is listed in this group.
Listed part numbers: SYLVANIA 2825LL, WAGNER 17177LL and SYLVANIA 2825ST, plus the other parts above.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Popular Fits: 1.4L L4 Turbocharged | PY21WLL | 🇲🇽 MX | Longer LifeNatural Amber | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 64132LL | 🇲🇽 MX | Long Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: 1.4L L4 Turbocharged | 7507 | 🇲🇽 MX | IncandescentSocket Type Bulb: S8.5d or Socket Type Bulb: BAU15S | View on Amazon |
| PHILIPS Fits: 1.4L L4 Turbocharged | 12174NA | 🇲🇽 MX | Natural Amber | View on Amazon |
| SYLVANIA Fits: 1.4L L4 Turbocharged | 64132 | 🇲🇽 MX | Frontwith HID Headlights | View on Amazon |
| WAGNER Fits: 1.4L L4 Turbocharged | 68161 | 🇲🇽 MX | Frontwith HID Headlights | View on Amazon |
This table covers the bulbs in the turn-signal lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
6 Turn Signal Lamp Bulb parts for the 2018 Audi Q3 come from 4 brands — PHILIPS, SYLVANIA, HELLA and 1 other brand. The "Popular" part is PHILIPS PY21WLL.
Extended Life: 2 parts, from PHILIPS and SYLVANIA. A representative part number is PHILIPS PY21WLL.
Standard Replacement: 4 parts, from HELLA, PHILIPS, SYLVANIA and 1 other brand. A representative part number is HELLA 7507.
This group includes PHILIPS PY21WLL, SYLVANIA 64132LL and HELLA 7507 and the remaining parts above.
Buying Electrical Bulb & Socket Parts for a 2018 Audi Q3
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Match the engine first. Every electrical bulb & socket part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Fog / Driving Lamp Bulb and Back Up / Reverse Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2018 Audi Q3?
Our catalog currently lists 75 electrical bulb & socket parts for the 2018 Audi Q3 across 13 subcategories and 5 brands, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical bulb & socket parts differ between 2018 Audi Q3 engines?
Yes. Every electrical bulb & socket part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical bulb & socket problems on a 2018 Audi Q3?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2018 Audi Q3 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2018 Audi Q3?
First match the engine — each row shows which engine(s) the part fits. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Audi Q3
Electrical Bulb & Socket Parts for Other Audi Q3 Years
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