LB7 Duramax 3" Down pipe for S400 turbo with 4.6" Diameter flat exhaust outlet flange (Half marmon). This down pipe mates to the exhaust system v-band flange with OEM clamp for easy install. Must be used with a T4 pedestal between 5.5-6.5" tall.
- For LLY/LBZ/LMM use WCF100811
- Heat Wrap & Clamps
- High Temp Coating
- 3" Down Pipe
- V-band Clamp
- Made in USA