The aFe 46-20049 is a BladeRunner intercooler tube for 2004-2010 GM trucks with the 6.6L Duramax turbo diesel. It is a mandrel-bent aluminum tube with a black powder-coat finish that routes charged air from the turbocharger to the intercooler, replacing the factory tube for smoother, more consistent flow. It is sold individually.
- Type: BladeRunner intercooler charge tube (turbo to intercooler)
- Material: aluminum, black powder coat
- Application: 6.6L Duramax turbo diesel
- Fit: direct replacement for factory tube
- Quantity: sold individually (each)
- Part number: 46-20049
Vehicle Applications
- 2004-2010 Chevrolet Silverado & GMC Sierra 2500 HD / 3500 HD, 6.6L Duramax Turbo Diesel V8
FAQ
What is the aFe 46-20049?
It is a BladeRunner aluminum intercooler tube (turbo to intercooler) for 2004-2010 GM 6.6L Duramax diesel trucks.
What does it fit?
It fits 2004-2010 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD with the 6.6L Duramax turbo diesel.
What does it do?
It routes charged air from the turbocharger to the intercooler and replaces the factory tube for smoother flow.
Is this a genuine aFe part?
Yes. It is genuine aFe part number 46-20049.

