Beyea IMCA-UMP Modified Headers - 1.625 to 1.75 in Primary - 3 in Collector - Small Block Chevy (Pair) NG20 102 in Thick

102 in Thick

X-ACT Contour

2007-2012 Cadillac Escalade ESV

1967-1986 Chevrolet C20 Suburban

performance inner liner

Beyea IMCA-UMP Modified Headers - 1.625 to 1.75 in Primary - 3 in Collector - Small Block Chevy (Pair) NG20 102 in ThickProduct Description: Headers IMCA UMP Modified 1. 625 to 1. 75 in Primary 3 in Collector Gaskets Hardware Included Steel Black Paint Small Block Chevy Pair With more than 15 years in the header fabrication business, Beyea Custom Headers knows how to customize your power curve to create a broader range of power. Each Beyea Custom Headers has been tried and tested. Beyea Custom Headers are used by many of the top Modified and Late Model race teams and