I have Mach shorty balanced. I put headers on no cats. Kook 1 7/8.... this bitch sounds good now lol Above is right headers will open her up.
2009 GT Roto CAI, Solo Shorty Balanced with Kooks LT. Tuned by Complete Street Performance. Tint 20% Front, 20% back. Vette Wheels 18X8.5, 19X10. Nitto's 555 Rear
Gone- 1994 Camaro Z28 383, 222int, 226exh 112LC .510 lift, Headers, 30lbs injectors, Flowmaster 80. 2400 B&M Stall. - TURD
Gone- 1980 Camaro Z28 383. 244int, 252exh 110LC .555int, .576exh, Flowmaster 50's. 3.73 Gears, 4-SPEED. Air Gap intake, MSD, 17x8.5 ET Streets - BEAST