quick view Choose Options Wehrli Custom Fab 2011-2016 LML OEM Placement Coolant Tank Kit by Wehrli Custom Fab MSRP: $435.53 Choose Options
quick view Add to Cart Wehrli Custom Fab 2011-2019 Duramax ECLB & CCLB 68" Traction Bar KIT MSRP: $881.73 Built in house at WCFab carrying a LIFETIME WARRANTY against bending or breaking (to original purchaser). Traction bars are a necessary upgrade when increasing the horsepower on your diesel truck to... Add to Cart
quick view Add to Cart Wehrli Custom Fab 2011-2019 Duramax RCLB/CCSB/ECSB 60" Traction Bar KIT MSRP: $833.23 Built in house at WCFab carrying a LIFETIME WARRANTY against bending or breaking (to original purchaser). Traction bars are a necessary upgrade when increasing the horsepower on your diesel truck to... Add to Cart
quick view Add to Cart Wehrli Custom Fab 2011-2019 Duramax Traction Bar Install Kit MSRP: $324.00 $314.28 Add to Cart
quick view Choose Options Wehrli Custom Fab 2011-2019 LML/L5P Duramax Allison 4x4 Transfer Case Brace by WCFab MSRP: $169.00 Transfer Case Brace, for 2011-2019 Duramax LML/L5P, Wizard BlackDetails: Sold As Each Finish Type Powder Coated Features: Installs easily with basic hand tools. No removal of... Choose Options
quick view Choose Options Wehrli Custom Fab 2013-2018 6.7L Cummins OEM Placement Coolant Tank Kit by WCFab MSRP: $479.00 $464.63 Coolant Tank, OEM Placement, for 13-18 Cummins 6.7L, Wizard BlackDetails: Material Aluminum OEM OEM Placement Sold As Each Finish Type Powder Coated Features: Coolant Tank Low coolant... Choose Options
quick view Choose Options Wehrli Custom Fab 2015-2019 LML/L5P Duramax Silverado Bumper Grille by WCFab MSRP: $149.00 $144.53 Bumper Grille, for 2015-2019 Chevrolet Silverado HD / Duramax LML/L5P, Wizard BlackDetails: Sold As Each Finish Type Powder Coated Features: Installs easily with basic hand tools... Choose Options
quick view Add to Cart Wehrli Custom Fab 2015.5-2016 LML Duramax 3" Stainless Down Pipe (3 Bolt Flange) MSRP: $338.53 Add to Cart
quick view Choose Options Wehrli Custom Fab 2017+ L5P Duramax Passenger Side 3.5 Inch Intercooler Pipe by WCFab MSRP: $294.88 Passenger Side 3.5 Inch Intercooler Pipe, 17+ Duramax L5P, Wizard BlackDetails: Material 14 gauge Aluminum Position Passenger Side Size 3.5 Inch Sold As Each Finish Type Powder... Choose Options
quick view Add to Cart Wehrli Custom Fab 2017-2019 L5P DURAMAX 2" STAINLESS UP PIPE KIT FOR OEM MANIFOLDS W/ GASKETS MSRP: $635.35 Replace the lightweight, leak prone, 1 5/8" OEM up pipes on your 2017-2019 Duramax with these heavy duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM... Add to Cart
quick view Choose Options Wehrli Custom Fab 2017-2019 L5P Duramax 3 1/2" Intake Horn Only with PCV Port by Wehrli Custom Fab MSRP: $219.00 $212.43 Choose Options
quick view Choose Options Wehrli Custom Fab 2017-2019 L5P Duramax 4" Air Intake by WCFab MSRP: $571.33 WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic... Choose Options
quick view Choose Options Wehrli Custom Fab 2017-2019 L5P Duramax 4" Intake Pipe for OEM Air Box by Wehrli Custom Fab MSRP: $231.83 Choose Options
quick view Choose Options Wehrli Custom Fab 2017-2019 L5P Duramax Driver Side 3" Intercooler Pipe by Wehrli Custom Fab MSRP: $314.28 Choose Options
quick view Choose Options Wehrli Custom Fab 2017-2019 L5P Duramax Upper Coolant Pipe by Wehrli Custom Fab MSRP: $144.53 Choose Options