Personally I think any is better than none. The stuff you want to do should make your car sound good and save you some gas money. When I first got my exhaust I noticed a little better acceleration and it sounded very nice.
2000 MTX Cougar
Custom Dual Exhaust, Supercharged Contour SVT Engine (returnless), 75mm Pro-flow, oil cooler, Stage 3 SPEC, MSDS, Magnaflow HighFlow cat. Alpine monitor with Nav., XM. B&M Shifter. OMP Cross drilled and slotted rotors.
259.33 FWHP
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