Schoenfeld - 1-3/4" Primary - 3-1/2" Collector - Fender Well Exit - Steel - Black Paint - SB Chevy Driven Racing Oil Big Unit XL

Big Unit XL

Combining our largest and most efficient 40- Row stacked plate cooler with an 800 CFM waterproof/dustproof electric fan makes this remote cooler the absolute King of remote coolers

Plus and minus signs indicate when pitch is more or less than that shown on the display

Uses compressed air to accurately simulate tire pressure

Schoenfeld - 1-3/4" Primary - 3-1/2" Collector - Fender Well Exit - Steel - Black Paint - SB Chevy Driven Racing Oil Big Unit XLProduct Description: Headers 1. 75 in Primary 3. 5 in Collector Fender Well Exit Steel Black Paint Small Block Chevy Pair Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including turn downs, extensions, tubing bends and elbows, race mufflers, insert