Fenderwell Headers for 55-57 Chevy 265-400 SBC 1-3/4in Primary D355 hose-clamps 2019-2023 LX 300 w/ 850RE

2019-2023 LX 300 w/ 850RE Transmission

but has the passenger side exit of traditional Small Block Chevrolet manifolds (see 8525HKR) to guarantee fitment and possibly bolt up your existing exhaust when doing an LS swap

This system uses a Flow FX series muffler for a moderate to mild sound level and increased performance

then fill the housings with a specialized high temperature epoxy that not only increases the thermal conductivity but also helps resist shock

Fenderwell Headers for 55-57 Chevy 265-400 SBC 1-3/4in Primary D355 hose-clamps 2019-2023 LX 300 w/ 850REOverview: 55 57 Chevy SBC Fenderwell Silver Ctd Features: 3 8" thick 304 stainless machine flanges to prevent warping CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower Specs: Brand: Doug's Headers Collector Attachment: 3 Bolt Flange Collector Diameter: 3. 0 IN Collector Port Diameter: 3. 0 IN Color: Silver