Diesel trucks accessories offroad ccessories Thoroughbred Tractor Parts ABOUT US | RETURNS FORM | POLICIES | FAQ'S | VIEW CART | CHECKOUT
100% customer guarantee
join our newsletter Thoroughbred Diesel
brands performance stock parts apparel Wades Pick
Black Friday and Cyber Monday deals click here
customer guarantee
shop by diesel
shop by
read our low price guarantee
gift cards
diesel zone
Magnaflow Performance Exhaust Magnaflow Pro Series Diesel Exhaust #17931
Magnaflow Pro Series Diesel Exhaust #17928
01-05 6.6 Duramax CC LB Dually
Stainless Finished
4" CatBack


2001-2005 V8 6.6L DIESEL, Silverado 3500 Crew Cab, Long Bed (96 in. Bed Length) Dually 4 in. Cat-Back, SINGLE SYSTEM

Magnaflow Part # 17931
Our Part # MFL17931

Fits: 01-05 GM 6.6L Duramax CC/LB (incl. Dually)

MagnaFlow's PRO Performance diesel systems are our entry-level performance diesel system featuring a 100% stainless steel muffler and mandrel-bent stainless steel tubing. Optional 5" diesel tips are sold separately. MagnaFlow PRO Performance Diesel Exhaust comes with a Lifetime Warranty, Dyno Tested And Proven To Make Power, Performance Gains In Horsepower And Torque, Great Sound -Has A Smooth; Deep Tone, Easy To Install, Mandrel-Bent. All Welded. Built To Last.

  • Material: 100% Stainless Steel
  • Tubing O.D. Size: 4 inch
  • System Type: Cat-Back
  • Single/Dual: Single
  • Exit Position: Single Rear Side Exit Passenger Side
Magnaflow Pro Series Diesel Exhaust #17931
magnaflow 10% off instant rebate
Choose your Chevy/GMC Truck Below Qty Order
01-05 6.6 Duramax CC LB Dually
4" CatBack

Free Shipping Special - No Handling Fees
Thoroughbred Diesel is proudly recognized as a Magnaflow Authorized Retailer. Don't buy from a place where you do not see the badge to the left! When you buy from Authorized Retailers you ensure you get your warranty, tech support, and so on!

If you find a better delivered price on a Magnaflow Performance product stop clicking and call us toll free at 866-737-4966, we should be able to beat any delivered price on a Magnaflow Performance product.
Thoroughbred Diesel logo glowing Thoroughbred Diesel Performance and Repair Shop
4843 Rockwell rd.
Winchester, KY 40391
Call Toll Free: 1-866-737-4966
Copyright© 2003-2015 Thoroughbred Diesel All rights reserved.
Site Map
100% customer guarantee