38 Electrical bulb & socket parts are listed for the 2012 International Terrastar, in 8 part types, covering the 6.4L V8 DIESEL Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2012 International Terrastar, 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 Turn Signal Lamp Bulb (10 parts), Back Up / Reverse Lamp Bulb (5 parts) and Map / Reading Light Bulb (5 parts). The other 5 part types cover the remaining 18 parts.
Every part on this page is matched to the 6.4L V8 DIESEL Turbocharged — the only engine offered in the 2012 International Terrastar.
The most listed brands for 2012 International Terrastar electrical bulb & socket parts are WAGNER (24 parts), HELLA (9 parts) and PHILIPS (3 parts), plus 2 more brands. Quality grades include Standard Replacement, Extended Life and LED.
5 parts on this 2012 International Terrastar page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including HELLA 1156 (Back Up / Reverse Lamp Bulb) and HELLA 2825 (Map / Reading Light Bulb). Click any part number to see every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 1156LL | 🇺🇸 US 🇨🇦 CA | Longer Life | View on Amazon |
| WAGNER | 1156LL | 🇺🇸 US 🇨🇦 CA | Long LifeSingle Contact Bayonet Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 1156WLED | 🇺🇸 US 🇨🇦 CA | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 1156 | 🇺🇸 US 🇨🇦 CA | Brightness: 32.0 CPIncandescent | View on Amazon |
| WAGNER | 1156 | 🇺🇸 US 🇨🇦 CA | Single Contact Bayonet Base26.880 Watt | 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.
5 Back Up / Reverse Lamp Bulb parts are listed for the 2012 International Terrastar, from WAGNER, PHILIPS and HELLA. HELLA 1156 carries the "Popular" badge.
The Extended Life section lists 2 options from PHILIPS and WAGNER — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. PHILIPS 1156LL is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, WAGNER 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 WAGNER 1156WLED.
The Standard Replacement section lists 2 options from HELLA and WAGNER — built to original-equipment specification. HELLA 1156 is listed in this group.
Part numbers include HELLA 1156, PHILIPS 1156LL and WAGNER 1156WLED, among others listed above.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 1157LL | 🇺🇸 US 🇨🇦 CA | Long LifeDouble Contact Index Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 1157LEDW | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 1157 | 🇺🇸 US 🇨🇦 CA | Incandescent27/8W | View on Amazon |
| WAGNER | 1157 | 🇺🇸 US 🇨🇦 CA | Double Contact Index Base26.880 Watt | 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.
4 Brake Light Bulb parts are listed for the 2012 International Terrastar, from WAGNER and HELLA.
The Extended Life section: 1 option from WAGNER. WAGNER 1157LL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from WAGNER. A representative part number is WAGNER 1157LEDW.
The Standard Replacement section: 2 options from HELLA and WAGNER. HELLA 1157 is listed in this group.
This group includes WAGNER 1157LL, WAGNER 1157LEDW and HELLA 1157 and the remaining parts above.
Dome Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2122LL | 🇺🇸 US 🇨🇦 CA | Long LifeDouble End Cap Base | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 2122 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAGNER | 2122 | 🇺🇸 US 🇨🇦 CA | Double End Cap Base9.990 Watt | 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.
3 Dome Light Bulb parts are listed for the 2012 International Terrastar, from WAGNER and PHILIPS.
The Extended Life section: 1 option from WAGNER. WAGNER 2122LL is listed in this group.
The Standard Replacement section: 2 options from PHILIPS and WAGNER. PHILIPS 2122 is listed in this group.
Listed part numbers: WAGNER 2122LL and PHILIPS 2122, plus the other parts above.
Headlamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | H6054LL | 🇺🇸 US 🇨🇦 CA | Long Life | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | H6054BL | 🇺🇸 US 🇨🇦 CA | Brite LiteUp To 20% More Light | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | H6054 | 🇺🇸 US 🇨🇦 CA | High Beam and Low BeamHalogen | 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 for the 2012 International Terrastar come from WAGNER.
Extended Life: 1 part, from WAGNER. A representative part number is WAGNER H6054LL.
In the Extra Bright (improved visibility, but shorter life) grade, WAGNER 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 WAGNER H6054BL.
Standard Replacement: 1 part, from WAGNER. A representative part number is WAGNER H6054.
This group includes WAGNER H6054LL, WAGNER H6054BL and WAGNER H6054.
Map / Reading Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 17177LL | 🇺🇸 US 🇨🇦 CA | Long LifeW2.1x9.5d Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | T10LED | 🇺🇸 US 🇨🇦 CA | Tru View PLUS LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 2825 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| WAGNER | 17177 | 🇺🇸 US 🇨🇦 CA | W2.1x9.5d Base5.000 Watt | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | 2825 | 🇺🇸 US 🇨🇦 CA | Average Rated Life: 750.0 HR | 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.
5 Map / Reading Light Bulb parts are listed for the 2012 International Terrastar, from WAGNER, HELLA and PEAK. HELLA 2825 carries the "Popular" badge.
The Extended Life section: 1 option from WAGNER. WAGNER 17177LL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from WAGNER. A representative part number is WAGNER T10LED.
The Standard Replacement section: 2 options from HELLA and WAGNER. HELLA 2825 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Listed part numbers: HELLA 2825, WAGNER 17177LL and WAGNER T10LED, plus the other parts above.
Roof Marker & Identification Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 194 | 🇺🇸 US 🇨🇦 CA | Brightness: 2.0 CPIncandescent | View on Amazon |
| PHILIPS | 193 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAGNER | 193 | 🇺🇸 US 🇨🇦 CA | Wedge Base4.620 Watt | View on Amazon |
This table covers the replacement bulbs for the Roof Marker & Identification 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.
3 Roof Marker & Identification Light Bulb parts for the 2012 International Terrastar come from 3 brands — HELLA, PHILIPS and WAGNER.
Part numbers include HELLA 194 and PHILIPS 193, among others listed above.
Tail Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 1157LL | 🇺🇸 US 🇨🇦 CA | Long LifeDouble Contact Index Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 1157LEDW | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 2825 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA | 1157 | 🇺🇸 US 🇨🇦 CA | Incandescent27/8W | View on Amazon |
| WAGNER | 1157 | 🇺🇸 US 🇨🇦 CA | Double Contact Index Base26.880 Watt | 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.
5 Tail Lamp Bulb parts for the 2012 International Terrastar come from 2 brands — WAGNER and HELLA. The "Popular" part is HELLA 2825.
Extended Life: 1 part, from WAGNER. A representative part number is WAGNER 1157LL.
The LED (instant-on, long life, energy-saving) section: 1 option from WAGNER. WAGNER 1157LEDW is listed in this group.
Standard Replacement: 3 parts, from HELLA and WAGNER. A representative part number is HELLA 2825.
Part numbers include HELLA 2825, WAGNER 1157LL and WAGNER 1157LEDW, among others listed above.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 3157LL | 🇺🇸 US 🇨🇦 CA | Incandescent27/8W | View on Amazon |
| WAGNER | 1157LL | 🇺🇸 US 🇨🇦 CA | Long LifeDouble Contact Index Base | View on Amazon |
| WAGNER | 3157NALL | 🇺🇸 US 🇨🇦 CA | Long LifeNatural Amber | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PILOT AUTOMOTIVE | IL3157R15WK | 🇺🇸 US 🇨🇦 CA | FrontULTINON LED | View on Amazon |
| WAGNER | 1157LEDW | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
| WAGNER | 3157NALED | 🇺🇸 US 🇨🇦 CA | LEDNatural Amber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 3157 | 🇺🇸 US 🇨🇦 CA | Incandescent27/7W | View on Amazon |
| WAGNER Popular | 1157 | 🇺🇸 US 🇨🇦 CA | Double Contact Index Base26.880 Watt | View on Amazon |
| HELLA | 1157 | 🇺🇸 US 🇨🇦 CA | Incandescent27/8W | View on Amazon |
| WAGNER | 3157NA | 🇺🇸 US 🇨🇦 CA | Natural AmberDouble Contact Wedge Base | 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.
10 Turn Signal Lamp Bulb parts are listed for the 2012 International Terrastar, from WAGNER, HELLA and PILOT AUTOMOTIVE. HELLA 3157 carries the "Popular" badge.
The Extended Life section: 3 options from WAGNER and HELLA. HELLA 3157LL is listed in this group.
LED (instant-on, long life, energy-saving): 3 parts, from WAGNER and PILOT AUTOMOTIVE. A representative part number is PILOT AUTOMOTIVE IL3157R15WK.
The Standard Replacement section: 4 options from HELLA and WAGNER. HELLA 3157 is listed in this group.
Buying Electrical Bulb & Socket Parts for a 2012 International Terrastar
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Confirm you have the 6.4L V8 DIESEL Turbocharged engine — every part on this page is matched to it.
- 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: Turn Signal Lamp Bulb and Back Up / Reverse Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2012 International Terrastar?
Our catalog currently lists 38 electrical bulb & socket parts for the 2012 International Terrastar across 8 subcategories and 5 brands, covering the 6.4L V8 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2012 International Terrastar?
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 2012 International Terrastar 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 2012 International Terrastar?
Every part on this page is matched to the 6.4L V8 DIESEL Turbocharged engine. 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 2012 International Terrastar
Electrical Bulb & Socket Parts for Other International Terrastar Years
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