【Fitment】For 1986-1995 twin injector TBI 2.8L, 4.3L V6 5.0L, 5.7L V8 engines, GMC, Chevrolet, Tahoe SUVs, Cadillac, Pontiac Firebird, Caprice, Any GM twin injector TBI model 200 and 220. (See Product Description for specific models)
【Compatibility】For stock engines, engines with headers and free-flow exhaust, and even mild cam upgrades (up to 250 hp engines).
【ENHANCED PERFORMANCE】Up to 40hp and 70cfm increase in power and improved airflow compared to stock TBI settings. In most cases, the ECM does not need to be reprogrammed due to the 14psi rise in fuel
【High-Quality Material】The tbi injector spacer is made of high-quality nylon, which ensures precise fit and reliable performance for parts that need to be used for long periods to optimize the fuel injection system.
【Easy Installation】The tbi rebuild kit includes all necessary hardware for direct installation with basic tools.