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This part fits your vehicle!
Based on the manufacturer’s specs, this product is an exact fit for your 2004 Buick Rainier 8 Cyl 5.3L
2004 Buick Rainier - BBK Headers - Direct OE replacement
Part number: B4540050
Manufacturer number: 40050
Product Description: BBK CNC-SERIES PERFORMANCE HEADER SYSTEM, POLISHED CERAMIC COATING -- 1 3/4, Features Standard Heavy-Duty Mandrel-Bent Tubing, Precision Die-Stamped And Laser-Cut...Read More
Type: Direct OE replacement
Fit note: LM4 Engine
- Overview
- Manufacturer info
- Extended Warranty
BBK CNC-SERIES PERFORMANCE HEADER SYSTEM, POLISHED CERAMIC COATING -- 1 3/4, Features Standard Heavy-Duty Mandrel-Bent Tubing, Precision Die-Stamped And Laser-Cut Flanges That Are Used To Achieve Maximum Performance, Proven To Add 12-20 Horsepower, Includes New Bolts And Gaskets For A Simple Bolt-On, With Manufacturer's Limited One-Year Warranty
This product fits the following Buick Rainier submodels
This product fits the following Buick Rainier submodels
- 2004-2004: CXL Plus; 8 Cyl 5.3L; "GAS, FI, VIN P"
- 2004-2004: CXL; 8 Cyl 5.3L; "GAS, FI, VIN P"



