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WEHRLI CUSTOM FABRICATION

Wehrli Custom Fabrication (WCFab) Performance Parts for Duramax, Cummins & Power Stroke

Wehrli Custom Fabrication (WCFab) is one of the most respected names in the diesel industry for precision-engineered, high-performance upgrades. Known for their show-quality powder-coated components and race-proven performance, WCFab specializes in intake systems, turbo kits, intercooler piping, and more — all built to deliver power and durability.

Why Diesel Builders Choose WCFab:

  • Custom-designed for high performance and airflow optimization
  • Durable TIG-welded aluminum construction with powder coat finishes
  • Proven gains in horsepower, torque, and spool-up
  • Available in custom colors for show trucks or stealth setups
  • Made in the USA with exacting quality control

Popular Wehrli Custom Fabrication Products:

  • High-Flow Intake Kits for Duramax LML, LLY, LBZ, L5P
  • Intercooler Pipe Upgrade Kits
  • Custom Twin Turbo & Single Turbo Kits
  • Coolant Reservoir Relocation Kits
  • Brake Booster Relocation & Firewall Delete Plates

Whether you’re building a street-driven diesel, weekend toy, or full-blown competition truck, WCFab parts deliver the fit, finish, and performance serious enthusiasts demand. CPP Diesel offers a full range of Wehrli Custom Fabrication upgrades for Chevy Duramax, Cummins, and Power Stroke platforms.

Frequently Asked Questions

Q: Are WCFab products just cosmetic?
A: No — while they look great, WCFab parts are engineered for serious performance with real horsepower and torque gains.

Q: Can I get WCFab kits in different colors?
A: Yes! Most WCFab parts are available in a variety of powder-coated color options to match your build.

Q: Is installation DIY-friendly?
A: Many parts can be installed with standard tools, but turbo and piping kits may require advanced mechanical experience.