{"product_id":"wehrli-20-24-duramax-l5p-stage-3-high-flow-bundle-kit-gloss-white","title":"Wehrli 20-24 Duramax L5P Stage 3 High Flow Bundle Kit - Gloss White","description":"The OEM resonator and middle boot joint for improved flow and durability and includes high quality reinforced silicone boots and stainless t-bolt clamps for superior temperature resistance and boost pressure holding capabilities. 3.5 in. Passenger Side pipe features a CNC machined flange with a double o-ring seal and an upgraded silicone boot in order to withstand higher boost pressures than the factory components to increase reliability and eliminate blown factory boots and horsepower robbing boost leaks. Full assembly finished in your choice of WCFab's signature custom powder coat colors for a look as unique as your truck. On the exhaust side our 3.5 in Down Pipe replace the restrictive crushed factory part for improved flow. Black Ceramic Coated and heat wrapped for improved thermal efficiency. Connects to the DOC (Diesel Oxidation Catalyst) outlet flange and mates with OEM exhaust system front pipe with the 4 bolt style flange connection and includes bungs for OEM sensors.\nWehrli Custom Fab High Flow Bundle Kit Stage 3, for 2020-2025 Duramax L5P, Gloss White\n\u003cul\u003e\n  \u003cli\u003eOEM Clip Ring Design at Y-bridge connection replaced by high quality silicone boot and stainless steel t-bolt clamps for improved sealing and ability to hold higher boost pressures without leaking\u003c\/li\u003e\n  \u003cli\u003e4 in. Aluminum intake pipe with Air box enclosure, dry filter assembly and Outerwears pre-filter cover, 4 in. Intake horn with PCV port and Surge Ring\u003c\/li\u003e\n  \u003cli\u003eCNC Machined Flange with Double O-Rings provides an improved sealing surface to eliminate boost leaks.\u003c\/li\u003e\n  \u003cli\u003eSilicone Boots, Stainless Steel T-Bolt Clamps, O-Rings, Intercooler Outlet Clip, Installation Hardware\u003c\/li\u003e\n  \u003cli\u003e3 in. Hot Side Intercooler Pipe \u0026amp; 3.5 in. Cold Side Intercooler Pipe\u003c\/li\u003e\n  \u003cli\u003e3.5 in. Ceramic Coated Down Pipe with Heat Wrap pre-installed\u003c\/li\u003e\n  \u003cli\u003eRetains factory connection points and sensors\u003c\/li\u003e\n  \u003cli\u003eNO Tuning required, bolt on!\u003c\/li\u003e\n  \u003cli\u003eCustom Powder Coat Finish\u003c\/li\u003e\n  \u003cli\u003eMade In the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your 2020-2025 Duramax L5P with the Wehrli Stage 3 High Flow Bundle Kit, designed for optimal performance and durability. This comprehensive kit includes OEM replacement components and high-quality aftermarket parts engineered to improve airflow, boost pressure handling, and enhance thermal efficiency. The resonator and middle boot joint feature reinforced silicone boots and stainless steel T-bolt clamps to withstand higher boost pressures and prevent leaks, ensuring reliable operation under demanding conditions. The 3.5-inch passenger side pipe boasts a CNC machined flange with a double O-ring seal and upgraded silicone boot, providing a secure fit that eliminates factory boost leaks and increases horsepower. The full assembly is finished in your choice of Wehrli’s signature custom powder coat colors, adding a personalized aesthetic touch to your truck.\u003cbr\u003eThe exhaust side includes a 3.5-inch down pipe, replacing the restrictive factory component for improved exhaust flow. It is black ceramic coated and heat-wrapped for superior thermal management. This down pipe connects seamlessly to the Diesel Oxidation Catalyst (DOC) outlet flange and mates with the OEM exhaust system front pipe via a four-bolt flange connection, complete with sensor bungs for easy installation. The kit also features a 4-inch aluminum intake pipe with an airbox enclosure, dry filter assembly, Outerwears pre-filter cover, and a 4-inch intake horn with a PCV port and surge ring, providing improved airflow to the engine.\u003cbr\u003eDesigned for easy bolt-on installation, the Wehrli Stage 3 kit retains all factory connection points and sensors, requiring no tuning for optimal performance. Made in the USA, this kit combines high-quality materials like silicone boots, stainless steel clamps, and CNC-machined flanges to ensure durability and long-lasting performance. The entire assembly is shipped in two boxes, ready to enhance your truck’s power, efficiency, and reliability with a sleek, custom finish that complements your vehicle’s look.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOEM clip ring design replaced with high-quality silicone boot and stainless steel T-bolt clamps for improved sealing and higher boost pressure handling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes 4-inch aluminum intake pipe with airbox enclosure, dry filter, Outerwears pre-filter cover, and surge ring for better airflow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCNC machined flange with double O-rings provides enhanced sealing to eliminate boost leaks\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-quality silicone boots, stainless steel T-bolt clamps, O-rings, intercooler outlet clip, and installation hardware included\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e3.5-inch ceramic-coated down pipe with heat wrap pre-installed for improved thermal efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRetains factory connection points and sensors for seamless installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNo tuning required, bolt-on installation for convenience\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAvailable in Wehrli's signature custom powder coat finish for a personalized look\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with 2020-2025 Chevrolet Silverado 2500\/3500 HD and GMC Sierra 2500 HD trucks\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nChevrolet Silverado 2500 HD Custom 2021\u003cbr\u003e\nChevrolet Silverado 2500 HD Custom 2022\u003cbr\u003e\nChevrolet Silverado 2500 HD Custom 2023\u003cbr\u003e\nChevrolet Silverado 2500 HD Custom 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD Custom 2025\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2020\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2021\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2022\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2023\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2025\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2020\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2021\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2022\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2023\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2025\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2020\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2021\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2022\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2023\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2025\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2020\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2021\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2022\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2023\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2025\u003cbr\u003e\nChevrolet Silverado 2500 HD ZR2 2024\u003cbr\u003e\nChevrolet Silverado 2500 HD ZR2 2025\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2020\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2021\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2022\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2023\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2024\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2025\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2020\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2021\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2022\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2023\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2024\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2025\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2020\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2021\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2022\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2023\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2024\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2025\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2020\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2021\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2022\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2023\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2024\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2025\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2020\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2021\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2022\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2023\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2024\u003cbr\u003e\nGMC Sierra 2500 HD AT4 2025\u003cbr\u003e\nGMC Sierra 2500 HD AT4X 2024\u003cbr\u003e\nGMC Sierra 2500 HD AT4X 2025\u003cbr\u003e\nGMC Sierra 2500 HD Base 2020\u003cbr\u003e\nGMC Sierra 2500 HD Base 2021\u003cbr\u003e\nGMC Sierra 2500 HD Base 2022\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2020\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2021\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2022\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2023\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2024\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2025\u003cbr\u003e\nGMC Sierra 2500 HD Denali Ultimate 2024\u003cbr\u003e\nGMC Sierra 2500 HD Denali Ultimate 2025\u003cbr\u003e\nGMC Sierra 2500 HD Pro 2023\u003cbr\u003e\nGMC Sierra 2500 HD Pro 2024\u003cbr\u003e\nGMC Sierra 2500 HD Pro 2025\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2020\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2021\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2022\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2023\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2024\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2025\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2020\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2021\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2022\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2023\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2024\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2025\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2020\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2021\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2022\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2023\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2024\u003cbr\u003e\nGMC Sierra 3500 HD AT4 2025\u003cbr\u003e\nGMC Sierra 3500 HD Base 2020\u003cbr\u003e\nGMC Sierra 3500 HD Base 2021\u003cbr\u003e\nGMC Sierra 3500 HD Base 2022\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2020\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2021\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2022\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2023\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2024\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2025\u003cbr\u003e\nGMC Sierra 3500 HD Denali Ultimate 2024\u003cbr\u003e\nGMC Sierra 3500 HD Denali Ultimate 2025\u003cbr\u003e\nGMC Sierra 3500 HD Pro 2023\u003cbr\u003e\nGMC Sierra 3500 HD Pro 2024\u003cbr\u003e\nGMC Sierra 3500 HD Pro 2025\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2020\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2021\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2022\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2023\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2024\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2025\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2020\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2021\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2022\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2023\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2024\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2025","brand":"Wehrli","offers":[{"title":"Default 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