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Home arrow Exhaust Systems arrow GM Diesel


MagnaFlow's Diesel Systems feature giant, fast-flowing, 4" mandrel-bent stainless steel tubing, and a polished 5" diameter stainless steel tip. The MagnaFlow systems incorporate mirror finished MagnaFlow Performance Mufflers with a straight-through design. You can expect significant gains in horsepower, torque, improved fuel economy and a lower EGT (exhaust gas temperature).

   • MagnaFlow Performance with a Lifetime Warranty
   • OEM-Style Barbed Hangers
   • Giant 5" Polished Stainless Steel Tip

Category Results

Application Magnaflow Part # Price
01-04 4" Turbo Back, Silverado/Sierra 2500HD/3500
Magnaflow Stainless Steel 4" Turbo-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with CC/SB features a mandrel bent 4" system. This system is a Dual, behind the rear wheels Turbo-back system.
15975 $895.43
$747.28
01-04 4" Turbo Back, Silverado/Sierra 2500HD/3500
Magnaflow Stainless Steel 4" Turbo-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with CC/SB features a mandrel bent 4" system. This system is a single-exit Turbo-back system.
15976 $646.43
$539.48
01-04 4" Turbo-Back, Silverado/Sierra 2500HD/3500,
Magnaflow Stainless Steel 4" Turbo-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L Diesel Silverado 2500 HD/3500 with CC/SB features a 4" Turbo-back with 5" Tips. This system is a dual-behind the rear wheel Turbo-back system.
15964 $1,143.40
$954.22
01-04 4" Turbo-Back, Silverado/Sierra 2500HD/3500,
Magnaflow Stainless Steel 4" Turbo-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with CC/SB features a mandrel bent 4" Turbo-back with 5" Tip. This system is a single-exit Turbo-back system.
15969 $894.41
$746.43
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with Crew Cab/Long Bed features a mandrel bent 4" system. This system is a single-exit Turbo-back system.
15925 $569.25
$475.07
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with Crew Cab/Short Bed features a mandrel bent 4" system. This system is a single-exit Turbo-back system.
15926 $569.25
$475.07
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L (LB7 Motor) Diesel Silverado 2500 HD/3500 with Extended Cab/Long Bed features a mandrel bent 4" system. This system is a single-exit Turbo-back system.
15927 $569.25
$475.07
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500,
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L Diesel Silverado 2500 HD/3500 with CC/SB features a mandrel bent 4" Turbo-back with 5" Tip. This system is a single-exit Turbo-back system.
15912 $845.40
$705.53
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500,
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L Diesel Silverado 2500 HD/3500 with EC/LB features a mandrel bent 4" system with 5" Tip. This system is a single-exit Turbo-back system.
15913 $845.40
$705.53
01-04 Downpipe Back, Silverado/Sierra 2500HD/3500,
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2004 1/2 Chevrolet Duramax 6.6L Diesel Silverado 2500 HD/3500 with CC/LB Dually features a mandrel bent 4" system with 5" Tip. This system is a single-exit Turbo-back system.
15911 $845.40
$705.53
01-05 Downpipe back Silverado CC/LB 2500HD/3500
Magnaflow Stainless Steel 4" Downpipe-back system for the 2001-2005 Chevrolet Duramax 6.6L (LLY Motor) Diesel Silverado 2500 HD/3500 with CC/LB. Single Exit
16930 $958.68
$740.80
2001-2007 4" Turbo Back Silverado 2500HD/3500
Magnaflow Stainless Steel 4" Turbo-back system for the 2001-2007 Chevrolet Duramax 6.6L (LLY Motor) Diesel Silverado 2500 HD/3500 with CC/SB features a mandrel bent 4" system. This system is a single-exit Turbo-back system.
16902 $733.05
$566.45
2001-2007 6.6L Turbo back 4" , 2500HD-3500 CC/SB
2001-2007 6.6L Turbo back 4" , 2500HD-3500 CC/SB 4" Stainless Turbo back Exhaust System
16900 $1,014.27
$783.75
2001-2007 Dual 4"Turbo-Back, Silverado 2500HD/3500
Magnaflow Stainless Steel 4" Turbo-back system for the 2001 - 2007 Chevrolet Duramax 6.6L (LLY Motor) Diesel Silverado 2500 HD/3500 with CC/SB. Dual Exit
16901 $1,296.61
$1,001.93
 
CC= Crew Cab | EC= Extended Cab | SC= Standard Cab | SB= Short Bed
LB= Long Bed | P-SS= Polished Stainless Steel | SS Tubing= Stainless Steel Tubing
SRW= Single Rear Wheel | DRW= Dual Rear Wheel

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