Most Mopar owners love the sound of their muscular V-8's. In the past, we've dyno'd and strip-tested tti's (Tube Technologies Inc.) headers and exhaust systems for small- and big-block cars. In each ...
We gave our BMW Z8 a full performance makeover with Supersprint headers and complete exhaust system, followed by a Stage 2 ECU tune and dyno session! Hear the raw sound, see the full install, and ...