This page lists 30 electrical parts for the 2008 Isuzu NPR, across 4 part types, covering both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. Every part shows its brand, manufacturer part number and fitment notes.
The electrical system on the 2008 Isuzu NPR covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Alternator / Generator (9 parts), Battery (8 parts) and Starter Motor (8 parts). The other 1 part type covers the remaining 5 parts.
The 2008 Isuzu NPR was sold with both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. 8 parts fit every engine; the other 22 are engine-specific. Each part shows which engine(s) it fits.
12 brands supply electrical parts for the 2008 Isuzu NPR, led by WAI GLOBAL (8 parts), TERREPOWER (4 parts) and STANDARD MOTOR PRODUCTS (4 parts), plus 9 more brands. Quality grades include New, AGM and Remanufactured.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2008 Isuzu NPR. 5 parts have it, including WAI GLOBAL 8550N (Alternator / Generator) and DEKA 9A78DT (Battery). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 6.0L V8 | 8550N | 🇺🇸 US 🇨🇦 CA | with Delco DR44 145 Amp or DR37 145 AmpSupplied as DR37 145 Amp | View on Amazon |
| FVP Fits: 6.0L V8 | 8302603N | 🇺🇸 US 🇨🇦 CA | New | View on Amazon |
| PURE ENERGY Fits: 6.0L V8 | 8302603N | 🇺🇸 US 🇨🇦 CA | NPR Base Modelwith Delco Alternator | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 90251238N | 🇺🇸 US 🇨🇦 CA | Hitachi Unit110 Amps | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8292N | 🇺🇸 US 🇨🇦 CA | 4 pin connector | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 6.0L V8 | 8302603 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP Fits: 6.0L V8 | 8302603 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 90251238 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8292R | 🇺🇸 US 🇨🇦 CA | Power Select Reman | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
9 Alternator / Generator parts for the 2008 Isuzu NPR come from 4 brands — WAI GLOBAL, FVP, PURE ENERGY and 1 other brand. The "Popular" part is WAI GLOBAL 8550N.
The New section lists 5 options from WAI GLOBAL, FVP, PURE ENERGY and 1 other brand — brand-new units rather than rebuilt ones. WAI GLOBAL 8550N is listed in this group.
The Remanufactured section lists 4 options from PURE ENERGY, FVP, TERREPOWER and 1 other brand — factory-rebuilt units with new wear components. PURE ENERGY 8302603 is listed in this group.
Part numbers include WAI GLOBAL 8550N and FVP 8302603N, among others listed above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: all 2008 NPR engines | 9A78DT | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| FVP Popular Fits: all 2008 NPR engines | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| ACDELCO Fits: all 2008 NPR engines | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| DEKA Fits: all 2008 NPR engines | 9A34 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| EXIDE Fits: all 2008 NPR engines | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| EXIDE Fits: 6.0L V8 | RF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| MOTORCRAFT Fits: all 2008 NPR engines | BHAGM31 | 🇺🇸 US 🇨🇦 CA | Fleettough/ExtraBCI Group: 31 | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: all 2008 NPR engines | FT110031ST | 🇺🇸 US 🇨🇦 CA | BCI Group 31T(Length X Width X Height) 12.99 In x 6.81 In x 9.13 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
8 Battery parts are listed for the 2008 Isuzu NPR, from DEKA, EXIDE, FVP and 3 other brands. DEKA 9A78DT carries the "Popular" badge. 7 parts fit every engine; the other 1 is engine-specific.
The AGM (Extended Life) section lists 7 options from DEKA, EXIDE, FVP and 2 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A78DT is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT110031ST is listed in this group.
Listed part numbers: DEKA 9A78DT, FVP P31TAGM and ACDELCO 31XAGMT, plus the other parts above.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.0L V8 | 917624 | 🇺🇸 US 🇨🇦 CA | Fits Transmission SpeedInput | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC130T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC130 | 🇺🇸 US 🇨🇦 CA | Vehicle Speed | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC303 | 🇺🇸 US 🇨🇦 CA | NPR-HDTransmission Speed | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.2L L4 DIESEL Turbocharged | SC303 | 🇺🇸 US 🇨🇦 CA | NPR-HDTransmission Speed | View on Amazon |
This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor.
5 Speed Sensor parts are listed for the 2008 Isuzu NPR, from STANDARD MOTOR PRODUCTS and DORMAN.
In the Economy grade, DORMAN and STANDARD MOTOR PRODUCTS supply 2 parts: the catalog's value-priced group. A representative part number is DORMAN 917624.
The Standard Replacement section lists 2 options from STANDARD MOTOR PRODUCTS — built to original-equipment specification. STANDARD MOTOR PRODUCTS SC130 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Listed part numbers: DORMAN 917624, STANDARD MOTOR PRODUCTS SC130T and STANDARD MOTOR PRODUCTS SC130, plus the other parts above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 5.2L L4 DIESEL Turbocharged | 19201N | 🇺🇸 US 🇨🇦 CA | Fits NPR Base Modelor Automatic trans.NPR-HD | View on Amazon |
| ULTRA-POWER Fits: 6.0L V8 | 6942N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL Fits: all 2008 NPR engines | 19763N | 🇺🇸 US 🇨🇦 CA | Fits NPR Base Model150HP | View on Amazon |
| WAI GLOBAL Fits: 5.2L L4 DIESEL Turbocharged | 30691N | 🇺🇸 US 🇨🇦 CA | Fits Manual trans.NPR-HD | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 6942N | 🇺🇸 US 🇨🇦 CA | Fits NPR-HD | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 91295515 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 91295914 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 6942R | 🇺🇸 US 🇨🇦 CA | Power Select Reman | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
8 Starter Motor parts for the 2008 Isuzu NPR come from 3 brands — WAI GLOBAL, TERREPOWER and ULTRA-POWER. The "Popular" part is WAI GLOBAL 19201N. 1 part fits every engine; the other 7 are engine-specific.
The New section: 5 options from WAI GLOBAL and ULTRA-POWER. WAI GLOBAL 19201N is listed in this group.
The Remanufactured section: 3 options from TERREPOWER and WAI GLOBAL. TERREPOWER 91295515 is listed in this group.
Listed part numbers: WAI GLOBAL 19201N, ULTRA-POWER 6942N and WAI GLOBAL 19763N, plus the other parts above.
Buying Electrical Parts for a 2008 Isuzu NPR
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Some electrical parts fit every engine; others are 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator and Battery .
Frequently Asked Questions
How many electrical parts fit the 2008 Isuzu NPR?
Our catalog currently lists 30 electrical parts for the 2008 Isuzu NPR across 4 subcategories and 12 brands, covering both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2008 Isuzu NPR engines?
Some do. 8 parts fit every engine; the other 22 are engine-specific. Each row (and the filter at the top) shows which. 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 problems on a 2008 Isuzu NPR?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 2008 Isuzu NPR 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 2008 Isuzu NPR?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2008 Isuzu NPR
Electrical Parts for Other Isuzu NPR Years
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