- The only TRUE 4" off-road downpipe currently on the market!
- 100% hand crafted in the USA from premium 304 stainless steel - flanges and O2 bungs included!
- Water-jet cut 304 stainless cat-back flanges, and CNC'd 304 stainless V-Band flange.
- 100% TIG welded, argon back-purged.
- Set of our exclusive bomb-proof exhaust gaskets included.
- Grade 10.9 Metric hardware (145,000PSI tensile strength, C32-C39 rockwell, zinc plated), and nord-lock positive locking re-usable washers included.
- Factory location O2 bungs, and an additional bung for a wideband o2!
ONLY COMPATIBLE WITH E-SERIES N55 MOTORS
NOT FOR F-SERIES