JBA 01-03 Gm Truck 8.1L BBC w/o EGR/A.I.R. 1-3/4in Primary Silver Ctd Cat4Ward Header

JBA shorty headers are a performance upgrade that are less restrictive than stock manifolds and increase the power and efficiency of the engine. They are constructed from durable stainless steel. JBA’s proprietary Firecone collector design is used for maximum power and torque gains. Each system includes factory-style emission connections and high-quality hardware for a no-leak installation. This product is legal for street or off-highway use in 49 states. It meets the EPA Anti Tampering Policy for Reasonable Basis, allowing the stated vehicle to operate within legal emissions standards in states that do not require a California EO. This product is not legal for street or off-highway use in California.