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Description
Wehrli 17-19 Chevrolet 6.6L L5P Duramax Passenger Side 3.5in Intercooler Pipe - WCFab GreyThe WCFab 3. 5" High Flow Passenger (Cold) Side Intercooler Pipe for 2017 2019 L5P 6. 6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 3500 HD truck replaces the factory plastic two piece pipe with a high flow, 14 ga. aluminum one piece 3. 5" pipe. This part uses 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
The WCFab 3.5" High Flow Passenger (Cold) Side Intercooler Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck replaces the factory plastic two piece pipe with a high flow, 14 ga. aluminum one piece 3.5" pipe. - - This part uses 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. This pipe is compatible with stock trucks requiring no additional modifications, upgrades, or tuning for installation. - - Replaces the following GM Part Numbers: 84189332This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 3500 HD | WT |
| 2017-2019 | GMC | Sierra 2500 HD | Base |
| 2017-2019 | GMC | Sierra 2500 HD | Denali |
| 2017-2019 | GMC | Sierra 2500 HD | SLE |
| 2017-2019 | GMC | Sierra 2500 HD | SLT |
| 2017-2019 | GMC | Sierra 3500 HD | Base |
| 2017-2019 | GMC | Sierra 3500 HD | Denali |
| 2017-2019 | GMC | Sierra 3500 HD | SLE |
| 2017-2019 | GMC | Sierra 3500 HD | SLT |
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Exchange/Return Notes
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4.7 ★★★★★
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Product Reviews
★★★★★ 5
Perfecto.
Number of Items: 6
Se los recomiendo, yo antes usaba los amarillos y me manchaba las camisas blancas, hasta que compré estos y llevo 3 años usándolos. Son resistentes al calor. Vale la pena comprarlos . No deja residuos tampoco. Facil de usar.
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Reviewed in the United States on April 10, 2026
★★★★★ 5
Excelente
Number of Items: 12
Excelente
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Reviewed in the United States on May 2, 2026
★★★★★ 5
Nice Heat Resistance Tape
Number of Items: 12
Great price
Does what it’s suppose to do and does nut leave markings on your product
I would recommend
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Reviewed in the United States on March 27, 2026
★★★★★ 4
Slightly sticky
Number of Items: 6
Works fine- not as sticky as I had hoped
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Reviewed in the United States on January 9, 2025
★★★★★ 5
not leaving residue
Number of Items: 6
works great
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Reviewed in the United States on December 29, 2025