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Vehicle Info NeededJBAPART NUMBER: 578-1860SY
Downpipes 2001-2006 Silverado 8.1L
$31228$346.98You Save$34.70
Ships on Sep 02, 2026
Lowest Price GuaranteeGM Truck Pipes
- Downpipes
- 2001-2006 Silverado 8.1L
- 2002-2006 Avalanche 8.1L
- 3" for Headers #578-1860S with Allison transmission
Installation requires welding/modification to exhaust system
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeExhaust Manifold Downpipe
BrandJBA
Package Height8.0
Package Width10.0
Package Length20.0
Weight12.0 PG
Part CategoryPerformance Parts
Part FitmentDirect Fit
Vendor Part Number1860SY
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
