JBA 87-91 Chevrolet Blazer 5.0L/5.7L w/o A.I.R. 1-5/8in Primary Raw 409SS Cat4Ward Header

JBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainless steel to endure the abuse of racing, towing, and daily driving – built to withstand it all. JBA’s proprietary Firecone collector design uses race proven technology for producing maximum power and torque gains where you drive most. Each system includes factory style emission connections and high-quality hardware for a professional no-leak installation.
Catalog
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1987	Chevrolet	Blazer	Custom Deluxe
1988-1991	Chevrolet	Blazer	Scottsdale
1987-1991	Chevrolet	Blazer	Silverado
1987	Chevrolet	R10	Custom Deluxe
1987	Chevrolet	R10	Scottsdale
1987	Chevrolet	R10	Silverado
1987	Chevrolet	R10 Suburban	Custom Deluxe
1987-1988	Chevrolet	R10 Suburban	Scottsdale
1987-1988	Chevrolet	R10 Suburban	Silverado
1989-1991	Chevrolet	R1500 Suburban	Scottsdale
1989-1991	Chevrolet	R1500 Suburban	Silverado
1988	Chevrolet	R20	Cheyenne
1987-1988	Chevrolet	R20	Custom Deluxe
1987-1988	Chevrolet	R20	Scottsdale
1987-1988	Chevrolet	R20	Silverado
1987	Chevrolet	R20 Suburban	Custom Deluxe
1987-1988	Chevrolet	R20 Suburban	Scottsdale
1987-1988	Chevrolet	R20 Suburban	Silverado
1989-1991	Chevrolet	R2500 Suburban	Scottsdale
1989-1991	Chevrolet	R2500 Suburban	Silverado
1987	Chevrolet	V10	Custom Deluxe
1987	Chevrolet	V10	Scottsdale
1987	Chevrolet	V10	Silverado
1987	Chevrolet	V10 Suburban	Custom Deluxe
1987-1988	Chevrolet	V10 Suburban	Scottsdale
1987-1988	Chevrolet	V10 Suburban	Silverado
1989-1991	Chevrolet	V1500 Suburban	Scottsdale
1989-1991	Chevrolet	V1500 Suburban	Silverado
1987-1991	GMC	Jimmy	Base
1987-1990	GMC	Jimmy	Sierra Classic
1987	GMC	R1500	Base
1987	GMC	R1500	High Sierra
1987	GMC	R1500	Sierra Classic
1987-1991	GMC	R1500 Suburban	Base
1987	GMC	R1500 Suburban	High Sierra
1987-1989	GMC	R1500 Suburban	Sierra Classic
1990	GMC	R1500 Suburban	SLE
1987	GMC	R2500	Base
1987	GMC	R2500	High Sierra
1987	GMC	R2500	Sierra Classic
1987-1991	GMC	R2500 Suburban	Base
1987	GMC	R2500 Suburban	High Sierra
1987-1989	GMC	R2500 Suburban	Sierra Classic
1990	GMC	R2500 Suburban	SLE
1987	GMC	V1500	Base
1987	GMC	V1500	High Sierra
1987	GMC	V1500	Sierra Classic
1987-1991	GMC	V1500 Suburban	Base
1987	GMC	V1500 Suburban	High Sierra
1987-1989	GMC	V1500 Suburban	Sierra Classic
1990	GMC	V1500 Suburban	SLE
1987	GMC	V2500	Base
1987	GMC	V2500	High Sierra
1987	GMC	V2500	Sierra Classic
1987-1991	GMC	V2500 Suburban	Base
1987	GMC	V2500 Suburban	High Sierra
1987-1989	GMC	V2500 Suburban	Sierra Classic
1990	GMC	V2500 Suburban	SLE