Duel Exhaust
Grandson wants to install duel exhaust on his 08 GMC Sierra 5.3L engine. Any drawbacks to this or is there an upside. I've heard both. With the valve overlap and less back pressure you lose low end to...
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I had a 2006 Titan with a 3 inch cat back system that was great. When I bought my Ram 2500 with the Hemi DW asked if I planned on doing the exhaust. Told her since it was our TV I didn't think I wanted to mess with it as the noise would probably get old during a 6-8 hour drive on a trip.
He's young, why not let him do it?
He's young, why not let him do it?
