The Wehrli Custom Fabrication Universal 0.5in Divided T4 Spacer Plate Kit is engineered to provide essential clearance between the turbocharger housing and the exhaust manifold or other engine bay components. This 1/2-inch thick spacer is a critical solution for custom turbo installs where additional spacing is required to prevent interference.

Constructed from heavy-duty steel and finished in a heat-resistant black ceramic coating, this spacer is built to withstand extreme exhaust temperatures while resisting corrosion. The divided flange design ensures that exhaust pulse separation is maintained, making it ideal for twin-scroll setups. This complete kit, part number WCF100118, includes the hardware and gaskets required for a secure, leak-free installation.

• Divided T4 flange configuration
• 0.5-inch (1/2") thickness for housing clearance
• Durable black ceramic-coated steel construction
• Includes (4) 1" long M10 mounting studs, nuts, and washers
• Includes (2) T4-style gaskets
• Manufacturer Part Number: WCF100118

Fits 2011-2016 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD models equipped with the 6.6L LML Duramax engine.

The Wehrli Custom Fabrication (WCF) Turbo Resonator Block Off Plate is designed to clean up your engine bay by replacing the bulky, factory plastic resonator found on the intake. CNC machined in the USA from premium 6061 billet aluminum, this plate offers a durable, high-tolerance solution that installs in minutes. This modification is 100% bolt-on, requiring no tuning or further engine upgrades, and is designed to be emissions and warranty-friendly.

• Manufacturer Part Number: WCF100096
• Material: CNC Machined 6061 Billet Aluminum
• Finish: Black Anodized with engraved WCF logo
• Hardware: Includes new stainless steel mounting hardware
• Installation: Direct bolt-on; no tuning or modifications required
• Origin: Made in the USA

Fits select 2007-2023 Chevrolet Silverado and GMC Sierra 1500, 2500 HD, and 3500 HD (6.6L).

Replace the tall, flexible factory whip antenna on your GM truck with the low-profile Wehrli Billet TIG Torch Stubby Antenna. Inspired by the clean aesthetics of a TIG welding torch cap, this antenna provides a significant visual upgrade for owners looking to streamline their truck's silhouette. CNC machined from high-quality billet aluminum and finished in a durable Gloss Black powder coat, this antenna is built to withstand the elements while maintaining a sleek look.

Installation is straightforward and can be completed in minutes using basic hand tools. While this antenna is fully compatible with Bluetooth audio and satellite radio services, please note that the reduced height may result in decreased AM/FM radio reception compared to the much longer factory mast.

• Design: CNC Machined Billet Aluminum
• Style: TIG Torch Cap Profile
• Finish: Gloss Black Powder Coat
• Compatibility: Satellite Radio and Bluetooth Audio compatible
• Installation: Direct-fit replacement for OEM aerial antenna
• Origin: Made in USA
• Manufacturer Part Number: WCF100041-GB