1. ±4mm Adjustable flanges for stroker or narrower engines.

2. Sport muffler for engine up to 125 HP.

3. SuperFlow muffler for engine up to 150HP.

4. 100% #304 stainless steel muffler, tail pipes and headers.

5. Build in M18x1.5 nuts for connecting O2 sensor when tuning.

6. Fiberglass fire sleeve on #2 and #4 header pipes were designed to protect fresh air hoses.

7. Require none injection heat exchanger or J pipe.

8. Use original 111 298 051A gasket for heater box. 111 298 051A gasket sold separately.

9. Tail Pipes are 57mm O.D. with 35mm I.D.

The best custom VW Shifters