Don’t strangle your motor by putting the wrong muffler in the exhaust system. AdrenalinR have been building high-performance mufflers since the dawn of time and know what’s good when it comes to optimizing flow. This seven-inch old-school muffler has a huge case-length of 450mm made out of quality stainless steel that uses their patented spiral lovre baffle technology and a three-stage sound absorption medium to provide the sound you want, without causing you grief. Suitable for high-power streets, race cars, and rotaries, this muffler is available in either dump tip (ADR089) or straight tip (ADR090). Add a baffle ring system (race baffle) to any muffler or resonator in the AdrenalinR range for $130. Both the dump tip (ADR089) or straight tip (ADR090) seven-inch old school muffler can be had for just $369 — contact AdrenalinR on 06 870 3526 to purchase.