labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L
labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L are high-resistance fuel injectors priced at $39.55. Each unit is ASNU-tested and fits GM V8 engines, ideal for replacing worn injectors in trucks and SUVs.
● In stock
Buy at Lab Work Auto →Price and availability may change. Click to see current details on Lab Work Auto.
Key features
- ASNU-tested for spray and flow accuracy
- Fits 4.8L, 5.3L, 6.0L GM V8 engines
- 2-hole nozzle for efficient fuel atomization
- OEM-matching 17 mm diameter and O-rings
- Complete set of 8 high-resistance injectors
- Plug-and-play installation, no coding needed
- Compatible with Silverado, Sierra, Yukon, Escalade
Pros
- +Affordable full set at $39.55
- +Each injector ASNU performance-tested
- +Direct OEM replacement fit
- +No tuning or coding required
- +Wide vehicle compatibility
Cons
- −Not designed for high-horsepower builds
- −No included installation hardware
About labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L
What is labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L?
labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L is a complete set of eight fuel injectors designed for General Motors 4.8L, 5.3L, and 6.0L V8 engines. These direct-fit replacements are built to restore engine performance, fuel efficiency, and smooth idle in a wide range of Chevrolet, GMC, Cadillac, and Buick full-size trucks and SUVs from 1999 to 2007. Each injector is factory-calibrated for high resistance and features a 2-hole nozzle design for optimal fuel atomization.
Key features
- ASNU-Tested — Each injector is tested on an ASNU machine for spray pattern, flow rate, and leak performance.
- Precise Fit — 17 mm diameter with top and bottom O-rings; matches OEM dimensions exactly.
- Durable Build — Constructed from metal and composite plastic for heat and corrosion resistance.
- Plug-and-Play — No coding or tuning required; direct replacement for multiple OEM part numbers.
- Wide Compatibility — Fits Silverado, Sierra, Suburban, Yukon, Escalade, and more from 1999–2007.
- 2-Hole Nozzle — Delivers even fuel distribution for improved combustion efficiency.
- Ready to Install — Sold as a full set of 8, ideal for full engine refresh or performance upgrades.
Who is labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L for?
This set is ideal for DIY mechanics and auto shops servicing GM trucks and SUVs with LS-series V8 engines. It’s perfect for restoring lost power, fixing rough idling, or replacing clogged or failing injectors. Owners of high-mileage vehicles will appreciate the tested reliability and OEM-matching specs. It’s also a smart choice for engine rebuilds or swaps where consistent fuel delivery is critical.
How does labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L compare?
Compared to standard remanufactured injectors, this labwork set offers verified performance through ASNU testing, which many budget options skip. It matches OEM flow rates and dimensions without the dealership price tag. While not performance-tuned like high-flow racing injectors, it outperforms generic untested units in reliability and consistency, making it a top value for daily drivers and work vehicles needing dependable fuel delivery.
Best use cases
- →Replacing clogged fuel injectors
- →Restoring rough idle or misfires
- →LS engine rebuilds or swaps
- →Improving fuel economy in older trucks
- →Preventative maintenance at high mileage
Is labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L right for you?
Buy this set if you own a GM truck or SUV from 1999–2007 with a 4.8L, 5.3L, or 6.0L engine and need reliable, tested injectors. Ideal for DIYers with basic mechanical skills. Not for performance builds needing high-flow units. Consider OEM replacements or upgraded rails for modified engines.
How it compares: Compared to untested remanufactured injectors, this set offers verified flow and spray performance. It matches OEM specs better than generic clones and costs less than dealer parts, making it a balanced choice for dependable daily use.
More from Lab Work Auto
Lab Work Auto Parts
Labwork Tail Light Lamp Rear Back for 2001-2004 Toyota Tacoma Pickup Passenger Right
$43.55
Lab Work Auto Parts
Labwork Adjustable LIGHT KIT LED Headlight & Tail Light For EZGO TXT 96-13
$95.61
Lab Work Auto Parts
Labwork Stainless Steel Rear Step Bumper Chrome Finishi For 95-04 Toyota Tacoma Face Bar
$210.00
Lab Work Auto Parts
Labwork Honeycomb Front Bumper Mesh Grill Grille for 2013-2016 Ford Fusion Gloss Black
$91.75Frequently Asked Questions
What vehicles are compatible with these fuel injectors?
▾
These fit 1999–2007 Chevrolet Silverado, Suburban, Avalanche, GMC Sierra, Savana, Yukon, Cadillac Escalade, and Buick Rainier with 4.8L, 5.3L, or 6.0L V8 engines. Matches OEM part numbers including 25317628 and 17113553.
Are these fuel injectors tested before shipping?
▾
Yes, every injector is tested on an ASNU machine to verify spray pattern, flow rate, and seal integrity, ensuring reliable performance right out of the box.
Do I need to reprogram my ECU after installation?
▾
No, these are high-resistance injectors designed as direct replacements. They work with your factory ECU without coding, tuning, or recalibration.
Is this a full set for a V8 engine?
▾
Yes, this package includes 8 fuel injectors, which is the complete set needed for a V8 engine like the 4.8L, 5.3L, or 6.0L GM engines.
Can I use these for a performance engine build?
▾
These are OEM-spec replacements, not high-flow performance injectors. Best for stock engines; consider larger injectors for forced induction or modified setups.
How much does labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L cost?
▾
labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L is $39.55 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L in stock at Lab Work Auto?
▾
Yes, labwork 8x Fuel Injectors 25317628 For 99-07 Chevy GMC Cadillac/ 4.8L 5.3L 6.0L is currently in stock at Lab Work Auto.
Specifications
- SKU
- F7-707