Flowtech Block Hugger Headers - Universal - SB Chevy 265/400 - 1.625" - 2.5" Collector - Black Paint SB260020 0:1 AFR (Requires Wiring) 0-5V

0:1 AFR (Requires Wiring) 0-5V Output Ethanol values from 5

Increased abrasion resistance and overall hose strength by adding Kevlar* to the fire-retardant Nomex* cover

Each tray has built-in handles to make easy work of moving parts around your shop or garage

Unit includes black powder-coated aluminum frame

9:1 compression

Flowtech Block Hugger Headers - Universal - SB Chevy 265/400 - 1.625" - 2.5" Collector - Black Paint SB260020 0:1 AFR (Requires Wiring) 0-5VFlowtech Black Hugger headers are ideal for street rods where fit and finish is really important. Black Huggers make performance and style easy for engine swaps, and with our new Hugger Toobs you ban hook up to an existing system with ease. Flowtech Performance Exhaust was founded in 1994, by exhaust market expert Gary Biggs, with the mission of delivering high quality performance exhaust at a great value. The mission was successful and in less than