I was looking around and somewhere i read that you don't want to open up your exhaust too much because it would reduce back-pressure, which would lead to a loss of torque, or something like that. Would an aftermarket straight-through muffler perform well, or is it best to get a cat-back exhaust? Sorry for the ingorence, but i'm just starting out in the whold DSM tuning. I'm 15 and just got a 97 Esi. I still owe about 3 grand on the car, but once it's paid off the modding will start}( ... Shawn

93 Tsi AWD-SAFC I, Apexi N1 turbo back, MBC, K&N w/ hacked can,
Walbro 255, Accel wires, 650cc injectors, stage 3 dsmchip

97 Neon ACR-Stock

i simple straight through muffler would help but u would tell a bigger difference from a full catback

built turbo 99 rs-back to stock and parted out
Now: 2003 S2000 Aem ems, 1000cc injectors, inline pro 3mm headgasket, T67 turbo, full race manifold, Tial 44m wastegate, Tial 50mm bov, 255 fuel pump, kaaz 1.5 lsd, comptech bearing caps, j's 4.77 gears, and so much more