Chevy Gen 2 Mark IV Big Block 396 402 427 454 502 4-1 Shorty Exhaust Headers - Stainless Steel

Description:Swapping out an engine's restrictive exhaust manifolds for freer-flowing header pipes is a time-tested way to gain quick improvements in power, performance, and sound. At CA Auto Parts, we have a vast inventory of headers to fit vehicles from the 1950s right through today¡¯s most popular cars and trucks. Don¡¯t let our low prices fool you: the quality is there, as our headers are formed from stainless steel, using mandrel bends and TIG welds. Exhaust gaskets and installation hardware are typically included. Our beautifully designed headers also add just the right amount of bling for your engine compartment!Specifics and Features: Made of high quality T-304 stainless steel material TIG welded CNC machine flange Metal gasket included 2 x 4-1 Racing design Increase high flow air, instantly gain 10 to 15 Hp. / Tq. Package Includes: 1 x Header exhaust system All necessary installation hardware ACKNOWLEDGEMENT AND AFFIRMATION OF EMISSION AND CLOSED COURSE COMPETITION USE ONLYWARNING: CARB (The California Air Resources Board) and the EPA (Environmental Protection Agency) do not permit the installation or use of aftermarket emission related performance parts that remove or alter any OEM emission control devices that are not certified by CARB with an E.O. (Executive Order) number. A product that is not in compliance or does not meet the standards of CVC (California Vehicle Code) sections 27156 and 38391 are restricted for sale in the state of California and cooperating states. The only exceptions to these standards are vehicles that are specifically racing or competition vehicles that are ONLY driven on closed courses and are not driven on public roadways; including highways, local roads and public land. Prior to purchasing, please review and confirm your local laws and regulations regarding compliance for items restricted by the EPA & CARB. THIS PRODUCT IS FOR CLOSED COURSE RACE OR COMPETITION USE ONLY WHEN INSTALLED ON 1975 MODEL YEAR OR NEWER VEHICLES. IT IS NOT INTENDED FOR OR LEGAL FOR STREET USE WHEN INSTALLED ON 1975 MODEL YEAR OR NEWER VEHICLES. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. ¡ì 7522(A)(3))