Compatible with Chevy Silverado Avalanche Suburban Tahoe Impala Express Trailblazer GMC Sierra Yukon Savana Envoy Topkick Cadillac Escalade Buick Lesabre Park Avenue Regal Rainier Pontiac Bonneville Grand Prix Hummer H2 Isuzu Ascender NPR and other models using a 3.8 bar fuel pressure system
Direct replacement for 19236428 and 2173299 Designed to match the fit form and function of the original fuel injection pressure regulator for reliable installation
Built with stainless steel housing and fluororubber o rings for enhanced corrosion resistance oxidation stability and long term sealing performance helping maintain consistent fuel delivery and smooth engine operation
Maintains accurate 3.8 bar fuel pressure ensuring proper injector function reducing rough idle hard starting hesitation and restoring stable acceleration and driving comfort
Designed for straightforward replacement Includes snap ring and clip Lubricate the o rings before install to help the regulator slide smoothly into position No modifications required