2001-2004 Chevy/GMC 6.6L Duramax LB7 CP3 Pump Installation Kit | Alliant Power AP0127 New
This is the Alliant Power AP0127, a new high-pressure fuel pump (CP3) installation kit. Alliant lists it for the 2001 to 2004 6.6L Duramax LB7 in Silverado and Sierra trucks.
Alliant’s picture of the kit shows the gaskets and seals it holds.
It goes with the LB7 CP3 pumps on this site, listed under Related Parts.
Confirm Fitment Before You Order
Alliant lists this kit for the 2001 to 2004 Duramax LB7 only. Check the engine code on your truck (8th digit of the VIN) before you order. Call us if you are not sure. Call 530-668-0818 and we will confirm the exact match at no charge before anything ships.
Specifications
| Part number | AP0127 |
| Brand | Alliant Power |
| Condition | New, genuine, in original packaging |
| Warranty | Manufacturer’s own warranty applies. Call us and we handle the claim. |
| Type | High-pressure fuel pump (CP3) installation kit |
| Engine | 6.6L Duramax LB7 |
| Model years | 2001 to 2004 |
| Trucks | Chevrolet Silverado and GMC Sierra, as Alliant lists it |
| Shipping weight | 0.1 lb |
Fits / Applications
- Chevrolet Silverado and GMC Sierra 6.6L Duramax LB7, 2001 to 2004
Follow the workshop manual for your engine when you fit this part.
Part Numbers & Cross Reference
Alliant Power AP0127
Cross-reference numbers can change with engine serial, build year and emissions tier, so treat this list as a starting point. Send us your engine serial number and we will confirm the exact match against your build before anything ships. That check is free and takes a few minutes.
Frequently Asked Questions
Will the AP0127 fit my truck?
Alliant lists it for the 2001 to 2004 6.6L Duramax LB7 in Silverado and Sierra trucks. Call 530-668-0818 with your VIN and we will confirm it.
Which pump does it go with?
The LB7 CP3 pump. Our LB7 pumps are listed under Related Parts on this page.
What is in the kit?
Alliant’s picture shows the gaskets and seals in the kit. Call us if you need the full list.
Related Parts
- 2001-2004 Chevy/GMC 6.6L Duramax LB7 Remanufactured CP3 Injection Pump | Bosch 0 986 437 303
- 2001-2004 Chevy/GMC 6.6L Duramax LB7 CP3 High-Pressure Fuel Pump | Bosch 0445020017 New
Why Buy From Valley Fuel Injection
We are a diesel fuel-injection and turbocharger shop in Woodland, CA, rebuilding pumps, injectors and turbos on our own benches since 1993, not a drop-ship storefront. Call us with your engine serial, VIN or build date before you order and we will help you confirm fitment, so the right part arrives the first time.
UPS to all 50 states, including Alaska and Hawaii. Your rate shows at checkout. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax is additional; shipping is calculated at checkout. Buying tax-exempt? Qualifying diesel repair shops, fleets, farms, and agricultural operations can purchase tax-free. Set up tax-exempt purchasing once and every qualifying order is tax-free going forward.
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