FS: AEM Brute Force Headers 99-01 GM Trucks
Sep 28, 2009 | 06:29 PM
#51
Did we ever get confirmation as to the i.d. size of the primaries? I saw you posted 1-5/8" to 1-3/4", but for my wee 4.8L, the larger size is too much IMHO to retain a semblance of low-end torque, hence the need to know exactly the size of the primaries.
Otherwise, yeah, I'm interested.
Otherwise, yeah, I'm interested.
Thread
Thread Starter
Forum
Replies
Last Post
mr03silverado
GM Engine & Exhaust Performance
9
Jul 26, 2015 01:05 PM
Suburban2500
8-Lug Truck Performance
9
Jul 13, 2015 09:57 AM
