aFe Twisted Steel 1-3/4 IN to 2 IN 304 Stainless Headers (48-33022) 15190 1" depth of threads on

1" depth of threads on fittings for adjustments

Your BladeRunner Intake Manifold comes complete with everything required for installation

This adapts the APR Intake System to the Gen 3 engines

Originally developed with the GM LT-1 engine specs in mind

and durability under demanding racing conditions

aFe Twisted Steel 1-3/4 IN to 2 IN 304 Stainless Headers (48-33022) 15190 1" depth of threads onTwisted Steel 304 SS Brushed Exhaust Headers by aFe. 0. 125" NPT exhaust gas temperature (EGT) ports and plugs. The new Twisted Steel performance header from aFe Power is redefining the header industry with the new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. These headers are 100% TIG welded and