exhaust

  1. Z

    Which setup will save my fuel more?

    Hey guys, im using Saga VVT 1.3 My exhaust setup for now is only change stock muffler to Straight Flow Muffler, the sound is really just nice for me, but the problem is my fuel really drain crazy fast, since im working for delivery stuff, i need to save my fuel, im wondering if i use S-Flow will...