The WCFab 2001-2016 Duramax Up Pipe Bolt Kit is comprised of 6 specially selected high strength 12 point ARP fasteners and matched washers with a pack of assembly lube and are designed as an upgrade to the OEM fasteners employed on the 2001-2016 and...

Replace the light weight, leak prone Driver side OEM up pipe with this heavy duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will not crack and leak like OEM. Increase Turbo spool up and decrease EGT's. Will work with ANY Turbo...

4" Twin Turbo Down Pipe for LB7/LLY/LBZ/LMM Duramax Down Pipe 4in. for LB7/LLY/LBZ/LMM Duramax with Twin / Compound Turbo Features: 4" Twin Turbo Down Pipe for LB7/LLY/LBZ/LMM Duramax For custom built racing applications to fabricate your own twin turbo kit Use in conjunction with...

2004.5-2010 Duramax Billet Turbo Resonator Delete Plug (LLY/LBZ/LMM) Vehicle Fitments Chevrolet Silverado 3500 2004 to 2006 GMC Sierra 3500 2004 to 2006 GMC Sierra 2500 HD 2004 to 2010 Chevrolet Silverado 2500 HD 2004 to 2010 Chevrolet Silverado 2500 HD Classic 2007 to 2007...

WCFab?s 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. These manifolds are exhaust port gasket matched and internally divided for optimal flow with OEM or ported cylinder heads. Outlet locations allow full compatibility with...

Replace the restrictive crushed factory down pipe with this full 3" down pipe. High Temp Ceramic Coated for protection. For use with factory turbo or factory style drop in turbo. Down Pipe 3in. for 2004.5-2010 Duramax LLY/LBZ/LMM Features: 3" Down Pipe Heat Wrap &...

LLY / LBZ / LMM Duramax 3" Down pipe for S300 Turbo with HX40 style exhaust outlet flange. T4 Pedestal height must be between 5-6" tall for proper fitment. Lower flange of down pipe mates to exhaust system V-band style flange. Down Pipe 3in....

Replace the restrictive crushed factory down pipe with this full 3" Stainless steel down pipe. For use with factory turbo or factory style drop in turbo. Down Pipe 3in. for 2004.5-2010 Duramax LLY/LBZ/LMM Stainless Features: 3" Stainless Steel Downpipe Heat Wrap and Clamps High...

LLY/LBZ/LMM 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. Down...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...

LLY, LBZ, LMM Duramax One Piece High Flow 3" Driver Side Intercooler pipe. Replaces the 2 1/2" OEM inter cooler with a full 3" pipe. The OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off...