{"product_id":"wehrli-2020-2026-l5p-duramax-passenger-side-3-5-intercooler-pipe","title":"Wehrli 2020-2026 L5P Duramax 3.5\" Passenger (Cold) Side Intercooler Pipe Kit","description":"\u003cp\u003eThe factory cold side pipe on a \u003cstrong\u003e2020-2026 Chevrolet Silverado \/ GMC Sierra 2500HD\/3500HD 6.6L Duramax L5P\u003c\/strong\u003e is a restricted rubber and plastic design, and it is where boost leaks start. The \u003cstrong\u003eWehrli 3.5\" High Flow Passenger (Cold) Side Intercooler Pipe Kit\u003c\/strong\u003e (Manufacturer Part # WCF100381) replaces it with a one-piece 14 gauge aluminum pipe sealed at both ends with double O-rings.\u003c\/p\u003e\n\n\u003ch4\u003eWhy Choose the Wehrli Cold Side Intercooler Pipe Kit?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne piece aluminum\u003c\/strong\u003e – replaces the OEM rubber and plastic assembly with a full 3.5\" mandrel bent pipe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble O-ring seal at both ends\u003c\/strong\u003e – a black anodized CNC machined billet adapter at the upper connection and a CNC machined flange at the intercooler, each with double O-rings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgraded silicone boot and stainless T-bolt clamps\u003c\/strong\u003e – better pressure and temperature resistance than the factory design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFewer blown boots, fewer boost leaks\u003c\/strong\u003e – which is the point on a tuned or worked truck.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge aluminum\u003c\/strong\u003e – heavy wall construction, made in the USA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo tuning required\u003c\/strong\u003e – bolt on to a stock truck.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eKit Includes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e3.5\" passenger (cold) side intercooler pipe, one piece, 14 gauge aluminum\u003c\/li\u003e\n\u003cli\u003eBlack anodized CNC machined billet aluminum adapter with double O-ring seal\u003c\/li\u003e\n\u003cli\u003eCNC machined flange with double O-ring seal at the intercooler connection\u003c\/li\u003e\n\u003cli\u003eUpgraded silicone boot\u003c\/li\u003e\n\u003cli\u003eStainless steel T-bolt clamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eFits These Models\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003e2020, 2021, 2022, 2023, 2024, 2025 and 2026 Chevrolet Silverado 2500HD\/3500HD and GMC Sierra 2500HD\/3500HD with the 6.6L Duramax L5P.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003ePipe: 3.5\" diameter, one piece, 14 ga. aluminum\u003c\/li\u003e\n\u003cli\u003eUpper connection: black anodized CNC machined billet adapter, double O-ring\u003c\/li\u003e\n\u003cli\u003eIntercooler connection: CNC machined flange, double O-ring\u003c\/li\u003e\n\u003cli\u003eShipping weight: 8.0 lbs\u003c\/li\u003e\n\u003cli\u003ePackage dimensions: 24\" W x 6\" H x 10\" L\u003c\/li\u003e\n\u003cli\u003eFinish: custom powder coat, color selected above\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eKey Features at a Glance\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-piece 3.5\" aluminum\u003c\/strong\u003e - replaces OEM rubber and plastic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble O-ring seals at both ends\u003c\/strong\u003e - billet adapter and machined flange.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgraded boot and T-bolt clamps\u003c\/strong\u003e - holds real boost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo tuning required\u003c\/strong\u003e - bolt on to a stock truck.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom powder coat finish\u003c\/strong\u003e - pick your color above.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eNotes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead time varies by color.\u003c\/strong\u003e WCFab Red and Gloss Black are stocked and ship in 3-5 business days. All other colors are made to order on a 10-15 business day lead time.\u003c\/li\u003e\n\u003cli\u003eThe matching 3\" driver (hot) side pipe is a separate part. Wehrli's Stage 1 bundle covers both sides in one kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFASS SKU: \u003cstrong\u003eWCFWCF100381\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eManufacturer Part #: \u003cstrong\u003eWCF100381\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch5\u003eQuestions? We’re Here to Help.\u003c\/h5\u003e\n\u003cp\u003eHave questions about upgrades for your 6.6L Duramax L5P? Contact FASS Motorsports and we’ll get you dialed:\u003c\/p\u003e\n\u003cp\u003ePhone: \u003cstrong\u003e636-429-7020\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEmail: \u003cstrong\u003einfo@fassmotorsports.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Wehrli","offers":[{"title":"Custom","offer_id":41890818457642,"sku":"WCFWCF100381-CSTM","price":401.38,"currency_code":"USD","in_stock":true},{"title":"Fine Texture Black","offer_id":43679343345706,"sku":"WCFWCF100381-FTB","price":373.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/8305\/files\/F221288989.jpg?v=1789645183","url":"https:\/\/fassmotorsports.com\/products\/wehrli-2020-2026-l5p-duramax-passenger-side-3-5-intercooler-pipe","provider":"FASS Motorsports","version":"1.0","type":"link"}