13 Electrical bulb & socket parts are listed for the 2020 Acura RLX, in 2 part types, covering both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2020 Acura RLX, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. All 13 listed parts are Trunk / Cargo Area Light Bulb (8 parts) and Door Panel Light Bulb (5 parts).
The 2020 Acura RLX was sold with both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. All 13 parts on this page fit every engine.
3 brands supply electrical bulb & socket parts for the 2020 Acura RLX, led by HELLA (5 parts), WAGNER (4 parts) and SYLVANIA (4 parts). Quality grades include Standard Replacement, Extended Life and Extra Bright.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 Acura RLX. 3 parts have it, including HELLA 158 (Door Panel Light Bulb) and HELLA 168 (Trunk / Cargo Area Light Bulb). Each part number opens a page with every vehicle that part fits.
Door Panel Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Fits: all 2020 RLX engines | 158LL | 🇺🇸 US 🇨🇦 CA | Long Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: all 2020 RLX engines | 158 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA Fits: all 2020 RLX engines | 158A | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| WAGNER Fits: all 2020 RLX engines | 158 | 🇺🇸 US 🇨🇦 CA | Wedge Base3.360 Watt | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2020 RLX engines | 226971101 | 🇺🇸 US 🇨🇦 CA | LEDSocket Type Bulb: W2.1x9.5 | 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.
5 Door Panel Light Bulb parts are listed for the 2020 Acura RLX, from HELLA and WAGNER. HELLA 158 carries the "Popular" badge. All of them fit every engine offered in the 2020 RLX.
The Extended Life section lists 1 option from WAGNER — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. WAGNER 158LL is listed in this group.
The Standard Replacement section lists 3 options from HELLA and WAGNER — built to original-equipment specification. HELLA 158 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
This group includes HELLA 158, WAGNER 158LL and HELLA 158A and the remaining parts above.
Trunk / Cargo Area Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2020 RLX engines | 168LL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
| SYLVANIA Fits: all 2020 RLX engines | 168LL | 🇺🇸 US 🇨🇦 CA | Long LifeBase Type: W2.1x9.2d | View on Amazon |
| WAGNER Fits: all 2020 RLX engines | 168LL | 🇺🇸 US 🇨🇦 CA | Long LifeWedge Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2020 RLX engines | 168ST | 🇺🇸 US 🇨🇦 CA | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2020 RLX engines | 168SL | 🇺🇸 US 🇨🇦 CA | LEDCool White | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: all 2020 RLX engines | 168 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| WAGNER Popular Fits: all 2020 RLX engines | 168 | 🇺🇸 US 🇨🇦 CA | Wedge Base4.900 Watt | View on Amazon |
| SYLVANIA Fits: all 2020 RLX engines | 168 | 🇺🇸 US 🇨🇦 CA | Base Type: W2.1x9.2dWattage: 4.90 W | 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 2020 Acura RLX, from SYLVANIA, HELLA and WAGNER. HELLA 168 carries the "Popular" badge. All of them fit every engine offered in the 2020 RLX.
The Extended Life section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 168LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section lists 1 option from SYLVANIA — grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. SYLVANIA 168ST is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, SYLVANIA supplies 1 part: grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 168SL.
The Standard Replacement section: 3 options from HELLA, WAGNER and SYLVANIA. HELLA 168 is listed in this group.
Listed part numbers: HELLA 168 and HELLA 168LL, plus the other parts above.
Buying Electrical Bulb & Socket Parts for a 2020 Acura RLX
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- You do not need to pick an engine: every electrical bulb & socket part on this page fits both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS.
- 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: Trunk / Cargo Area Light Bulb and Door Panel Light Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2020 Acura RLX?
Our catalog currently lists 13 electrical bulb & socket parts for the 2020 Acura RLX across 2 subcategories and 3 brands, covering both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. Each part is matched to the engine(s) it fits.
Do electrical bulb & socket parts differ between 2020 Acura RLX engines?
No. On this page every electrical bulb & socket part fits both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of electrical bulb & socket problems on a 2020 Acura RLX?
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 2020 Acura RLX 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 2020 Acura RLX?
Every part on this page already fits both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. 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 2020 Acura RLX
Electrical Bulb & Socket Parts for Other Acura RLX Years
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