Product Description:
Quickly and accurately diagnose your GM Throttle Body Injection (TBI) fuel system with the SPR Performance 1988-1992 GM TBI Fuel Pressure Gauge Adapter Kit. This kit includes a precision 0-30 PSI liquid-filled fuel pressure gauge and a custom-machined adapter that installs directly into the factory TBI fuel system, allowing you to monitor fuel pressure without modifying the vehicle.
Proper fuel pressure is critical to TBI engine performance. Whether you're troubleshooting hard starts, poor idle quality, hesitation, lean conditions, or general drivability concerns, this adapter provides an easy and reliable way to verify fuel pressure during diagnostics.
Manufactured from high-quality materials for durability and repeated shop use, this adapter is compatible with GM 5.0L (305), and 5.7L (350) TBI engines found in numerous Chevrolet and GMC trucks, SUVs, and passenger vehicles.
Kit Includes
- SPR Performance billet TBI fuel pressure adapter
- 0-30 PSI fuel pressure gauge
- Required sealing O-rings
- Teflon sealing washers
- Ready for installation and fuel pressure testing
Key Features
- Designed specifically for 1988-1992 GM TBI fuel injection systems
- Includes precision 0-30 PSI fuel pressure gauge
- CNC-machined billet aluminum adapter
- Installs directly into the factory TBI fuel system
- Ideal for troubleshooting fuel delivery and drivability issues
- Reusable design for professional or home garage use
- Includes sealing O-rings and Teflon washers
- Manufactured by SPR Performance
Fitment Applications
Chevrolet
1988-1992 Camaro 5.0L (LO3) TBI
1988-1992 Caprice 5.0L & select 5.7L TBI
1988-1997 C1500, K1500 Pickup – 5.0L, 5.7L TBI
1988-1997 C2500, K2500 Pickup – 5.0L, 5.7L TBI
1988-1997 C3500, K3500 Pickup – 5.7L TBI
1988-1997 Suburban – 5.7L TBI
1988-1995 Tahoe – 5.7L TBI
GMC
1988-1997 C1500, K1500 Pickup – 5.0L, 5.7L TBI
1988-1997 C2500, K2500 Pickup – 5.0L, 5.7L TBI
1988-1997 C3500, K3500 Pickup – 5.7L TBI
1988-1997 Suburban – 5.7L TBI
1992-1995 Yukon – 5.7L TBI
1988-1994 Jimmy (Full Size) 5.7L TBI
Pontiac
1988–1992 Pontiac Firebird – 5.0L LG4 TBI only
1988–1992 Pontiac Firebird Formula – 5.0L LG4 TBI only (where equipped)
Fits most GM vehicles equipped with factory TBI throttle body injection using the 5.0L (305), or 5.7L (350) TBI engine.
