CARB Restricted: This product cannot be shipped to California or other CARB-regulated states.

Wehrli

Wehrli 11-15 Chevrolet 6.6L LML Duramax 3in Down Pipe (V-Band Style)

Regular Price
$227.95 USD
Sale Price
$227.95 USD
Regular Price
$235.00
Sold Out
Unit Price
per 
Only 2 left!

Details

Replace the restrictive crushed factory down pipe with this full 3" down pipe. For use with factory turbo or factory style drop in turbo. 2015.5 and newer LML have a 3 bolt flange exhaust system, this down pipe will only work if you use a 2011-2014 style exhaust system with v-band connection. Or you can use our 3 Bolt Flange Stainless Down pipe PN: WCF100705

This Part Fits:

Year Make Model Submodel
2015 Chevrolet Silverado 2500 HD High Country
2011-2015 Chevrolet Silverado 2500 HD LT
2011-2015 Chevrolet Silverado 2500 HD LTZ
2011-2015 Chevrolet Silverado 2500 HD WT
2015 Chevrolet Silverado 3500 HD High Country
2011-2015 Chevrolet Silverado 3500 HD LT
2011-2015 Chevrolet Silverado 3500 HD LTZ
2011-2015 Chevrolet Silverado 3500 HD WT
2015 GMC Sierra 2500 HD Base
2011-2015 GMC Sierra 2500 HD Denali
2011-2015 GMC Sierra 2500 HD SLE
2011-2015 GMC Sierra 2500 HD SLT
2011-2014 GMC Sierra 2500 HD WT
2015 GMC Sierra 3500 HD Base
2011-2015 GMC Sierra 3500 HD Denali
2011-2015 GMC Sierra 3500 HD SLE
2011-2015 GMC Sierra 3500 HD SLT
2011-2014 GMC Sierra 3500 HD WT
Trusted Performance Specialists Since 1996  •  60,000+ Builds Powered  •  Authorized Dealer of 250+ Brands
📧 Contact Us | 🕐 Mon–Fri 9am–6pm PST | ↩ Reply within 1 business day
affirm 0% financing on orders $500+
VISA MC AMEX Shop Pay
SP Engineering  •  424 Turnbull Canyon Rd, City of Industry, CA 91745  •  Est. 1996
© 2026 SP Engineering. All rights reserved.