Description: Wehrli billet aluminum brake master cylinder cap for 1999-2026 Silverado / Sierra: a complete OEM-replacement cap with a new diaphragm seal.
Wehrli billet aluminum brake master cylinder cap in clear anodized for 1999-2026 Silverado / Sierra: a full factory-cap replacement with new diaphragm.
Description: Wehrli billet aluminum brake master cylinder cap in clear anodized for 1999-2026 Silverado / Sierra: a full factory-cap replacement with new diaphragm.
Description: Wehrli TIG-welded billet steel exhaust manifolds for 2001-2016 Duramax: replace cast factory parts for quicker spool and lower EGTs. No tuning needed.
Item #: WCF100363
Condition: New
Limited Supply: Only 5 Left!
In Stock. Ships in 3-5 business days.
Price: $1,445.00
2001-2016 Duramax Up Pipe / LB7 Down Pipe Bolt KitNew
Wehrli ARP 12-point bolt kit for one up pipe on 2001-2016 Duramax, or the LB7 turbo down pipe: 6 bolts, washers and ARP lube.
Description: Wehrli 2 in. 11 ga stainless driver up pipe for 2001-2016 Duramax, single or compound turbo, with factory or Wehrli manifolds. Gaskets included.
Description: Wehrli CNC-machined billet oil fill cap in black anodized for 2001-2026 GM Duramax trucks: a full replacement for the factory plastic cap.
Item #: WCF100443
Condition: New
Limited Supply: Only 6 Left!
In Stock. Ships in 3-5 business days.
Price: $51.41
2001-2026 GM Billet Aluminum Oil Fill Cap, Clear AnodizedNew
Wehrli CNC-machined billet oil fill cap in clear anodized for 2001-2026 GM Duramax trucks: a full replacement for the factory plastic cap.
Description: Wehrli CNC-machined billet oil fill cap in clear anodized for 2001-2026 GM Duramax trucks: a full replacement for the factory plastic cap.
Item #: WCF100442
Condition: New
Limited Supply: Only 3 Left!
In Stock. Ships in 3-5 business days.
Price: $51.41
2004.5-2016 Duramax VGT Turbo Heat BlanketNew
Wehrli handmade VGT turbo heat blanket for 2004.5-2016 Duramax: holds heat in the turbine housing for better spool and a cooler engine bay.
Description: Wehrli handmade VGT turbo heat blanket for 2004.5-2016 Duramax: holds heat in the turbine housing for better spool and a cooler engine bay.
Item #: WCF100733
Condition: New
In Stock. Ships in 3-5 business days.
Price: $155.20
2006-2016 Duramax Twin CP3 ControllerNew
Wehrli twin CP3 pump controller and harness for 2006-2016 Duramax: runs a second, belt-driven CP3 next to the factory pump.
Description: Wehrli 3.5 in. one-piece aluminum cold side intercooler pipe for 2011-2016 LML Duramax: replaces the leak-prone factory pipe; bolt-on, no tuning.
Item #: WCF100682
Condition: New
Price: $335.00
2011-2016 LML Duramax 4" Cold Air Intake Kit with Air BoxNew
Wehrli 4 in. aluminum intake with air box for 2011-2016 LML Duramax: replaces the plastic factory parts; bolt-on with basic hand tools.
Description: Wehrli one-piece 3 in. aluminum hot side intercooler pipe for 2011-2016 LML Duramax that swaps out the two-piece 2.5 in. factory pipe; no tuning.
Item #: WCF100353
Condition: New
Price: $305.55
2011-2016 LML Duramax HD Engine MountsNew
Wehrli heavy-duty engine mounts for 2011-2016 LML Duramax: polyurethane bushings to stop engine flex and broken factory mounts on high-power builds.
Description: Wehrli 3 in. heat-wrapped stainless down pipe for 2011-2016 LML Duramax with V-band exhaust: replaces the crushed factory pipe.
Item #: WCF100704
Condition: New
Limited Supply: Only 4 Left!
In Stock. Ships in 3-5 business days.
Price: $265.00
2011-2016 LML Duramax OEM Placement Coolant Tank KitNew
Wehrli fabricated aluminum coolant tank for 2011-2016 6.6L LML Duramax: mounts in the factory location, with sight glass, billet cap and low-coolant sensor.
Description: Wehrli fabricated aluminum coolant tank for 2011-2016 6.6L LML Duramax: mounts in the factory location, with sight glass, billet cap and low-coolant sensor.
Item #: WCF100647
Condition: New
Price: $489.00
2011-2016 LML Duramax Twin Turbo Coolant Tank KitNew
Wehrli fabricated aluminum coolant tank for 2011-2016 LML Duramax twin turbo builds: mounts on the passenger fender.
Description: Wehrli 14 ga aluminum hard pipe in place of the factory rubber upper hose on 2011-2016 LML Duramax trucks; powder coated.
Item #: WCF100696
Condition: New
Price: $156.00
2011-2019 Duramax 60" Traction Bar Kit (RCLB/CCSB/ECSB)New
Wehrli 60 in. traction bar kit for 2011-2019 GM 2500/3500 HD Duramax trucks (regular cab long bed, extended cab short bed, crew cab short bed): stops axle wrap; Wehrli warrants the bars for life to...
Description: Wehrli 60 in. traction bar kit for 2011-2019 GM 2500/3500 HD Duramax trucks (regular cab long bed, extended cab short bed, crew cab short bed): stops axle wrap; Wehrli warrants the bars for life to the original buyer.
Item #: WCF100851
Condition: New
Price: $999.00
2011-2019 Duramax 68" Traction Bar Kit (ECLB, CCLB)New
Wehrli 68 in. traction bar kit for 2011-2019 GM 2500/3500 HD Duramax trucks (extended cab long bed, crew cab long bed): stops axle wrap; Wehrli warrants the bars for life to the original buyer.
Description: Wehrli 68 in. traction bar kit for 2011-2019 GM 2500/3500 HD Duramax trucks (extended cab long bed, crew cab long bed): stops axle wrap; Wehrli warrants the bars for life to the original buyer.
Item #: WCF100853
Condition: New
Price: $999.00
2011-2019 Duramax Traction Bar Brackets & Hardware Install KitNew
Wehrli replacement traction bar bracket and hardware kit for 2011-2019 Duramax trucks. Bars not included.
Description: Wehrli tubular steel transfer case brace for 2011-2019 LML/L5P Duramax with the Allison and 4x4: stiffens the tail housing against driveline flex.
Item #: WCF100140
Condition: New
Price: $179.45
6.6L Duramax Billet Coolant Block Off Plate (2001-2025) Fleece PerformanceNew
Fleece billet coolant block-off plate with integral O-ring for 2001-2025 6.6L Duramax rear engine covers; replaces GM 97941204 and 12698239.
Description: Fleece billet coolant block-off plate with integral O-ring for 2001-2025 6.6L Duramax rear engine covers; replaces GM 97941204 and 12698239.
Item #: FPE-DMAX-CBOP
Condition: New
Limited Supply: Only 0 Left!
Price: $55.00
Air Filter 4" Inlet (Dry)New
Wehrli 4 in. inlet dry air filter, the correct replacement for Wehrli 4 in. intake kits and S300 single turbo install kits; not washable, clean with compressed air.
Description: Wehrli 4 in. inlet dry air filter, the correct replacement for Wehrli 4 in. intake kits and S300 single turbo install kits; not washable, clean with compressed air.
Item #: WCF100717
Condition: New
In Stock. Ships in 3-5 business days.
Price: $72.75
Air Filter 5" Inlet (Dry)New
Wehrli 5 in. inlet dry air filter, the correct replacement for Wehrli 5 in. intakes and its twin turbo and S400 single turbo kits; not washable, clean with compressed air.
Description: Wehrli 5 in. inlet dry air filter, the correct replacement for Wehrli 5 in. intakes and its twin turbo and S400 single turbo kits; not washable, clean with compressed air.
Item #: WCF100719
Condition: New
In Stock. Ships in 3-5 business days.
Price: $72.75
Air Filter Element for 1999-2015 Chevy/GMC 2500/3500 Diesel/Gas Dry filter Banks PowerNew
Banks Ram-Air replacement dry filter element for 1999-2015 Chevy/GMC 2500/3500 diesel/gas.
The Allison Pressure Controller for 2011-2016 Chevy Duramax pick-ups delivers up to 275psi line pressure inside the transmission, giving 25 percent to 115 percent more theoretical holding power an...
Description: The Allison Pressure Controller for 2011-2016 Chevy Duramax pick-ups delivers up to 275psi line pressure inside the transmission, giving 25 percent to 115 percent more theoretical holding power...More Details »
Item #: 1031315
Condition: New
May have a longer lead time.
Price: $329.95
AMP Research POWERSTEP 79in. Trim Strip 75149-01ANew
Description: *Image may differ from actual product.
Item #: 75146-01A
Condition: New
All prices and availability are subject to change without prior notice.
Price: $1,649.99
AMSOIL Diesel Oil Change Kit, 2001-2019 GM 6.6L Duramax (EA Filter EAO52 or PPE 114000555)New
AMSOIL oil change kit for the 2001-2019 GM 6.6L Duramax: 10 quarts of Signature Series Max-Duty 15W-40 synthetic diesel oil plus your choice of AMSOIL Ea EAO52 or PPE 114000555 oil filter.
Description: AMSOIL oil change kit for the 2001-2019 GM 6.6L Duramax: 10 quarts of Signature Series Max-Duty 15W-40 synthetic diesel oil plus your choice of AMSOIL Ea EAO52 or PPE 114000555 oil filter.