Originally Posted by Space Ghost
I was catless with my AA exhaust and switched to HFC. I like the exhaust tone better, no smell and only lost a little power in the upper rev range. Plus gained a little torque down low. Perfect trade off for me.
+1 did the exact same thing and feel the same way
ESS VT2-625 w/ DCT Software | Awron Gauge | 19" BBS FI | Ohlins R&T w/ Vorshlag Camber Plates | Alekshop Subframe Bushings | RD Sport Sway Bars F&R | Dinan Strut Braces & Pedals | Brembo GT 380 F&R w/ Endless Pads | Akrapovic GT4 | Vorsteiner GTS-V Lip | 3D Design Diffuser | Platte Forme CF Side Skirt Extensions | BMW Performance Seats, CF Spoiler, CF Mirror Covers & Steering Wheel