- GM
Duramax (Diesel) Performance Exhaust
Systems
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- MagnaFlow Performance
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- MagnaFlow's GM
Duramax Diesel systems feature giant, fast-flowing, 4" mandrel-bent
stainless steel tubing, a 7" round by 14" Stainless Steel MagnaFlow
Performance Muffler and a polished 5" diameter stainless steel tip.
Duramax systems bolt directly to the OEM downpipe flange. You can expect significant gains in horsepower,
torque, fuel economy and a lower EGT (exhaust gas temperature).
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- XL Performance
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- MagnaFlow's XL
Performance is an entry-level performance diesel system featuring a
mandrel-bent stainless steel tubing, along with a stainless steel,
straight-through MagnaFlow XL Performance Muffler along
with a mandrel-bent stainless steel tubing. Optional 5" diesel tips sold
separately.
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- Why MagnaFlow Performance?
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Lifetime Warranty |
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OEM Style Barbed Hangers |
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Giant 5" Polished Stainless
Steel Tip |
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- Why XL Performance?
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- Entry-Level Performance
 | Optional 5" Tip sold separately |
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1 year Warranty |
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- All Stainless
Steel, Mandrel-Bent, Cat-Back Systems
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- GM Duramax
- XL Performance
Stainless Steel, Mandrel-Bent Systems
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- Year
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- Model
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- System
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- Year
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- Model
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- System
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- 01-03
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- 6.6L
V-8Turbo,Dually, Crew Cab/ LongBed, 7x7x14" Muffler, 4" Tubing,
Side Exit, 5" Tip
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- 15911
- Full Retail:
- $845.40
- Our Price:
- Just
$768.55
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- 01-03
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- 6.6L V-8Turbo,
Dually, Down-Pipe Back CC/LB, 7x7x14" MagnaFlow XL Performance Muffler,
- 4" Tubing, Side
Exit
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- 15925
- Full Retail:
- $569.25
- Our Price:
- Just
$517.50
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- 01-03
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- 6.6L V-8Turbo, Crew
Cab/ Short Bed, 7x7x14" Muffler, 4" Tubing,
- Side Exit, 5" Tip
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- 15912
- Full Retail:
- $845.40
- Our Price:
- Just
$768.55
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- 01-03
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- 6.6L V-8Turbo,
- Down-Pipe Back
CrewCab/ShortBed, 7x7x14" MagnaFlow XL Performance Muffler,
- 4" Tubing, Side
Exit
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- Full Retail:
- $569.25
- Our Price:
- Just
$517.50
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- 01-03
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- 6.6L V-8Turbo,
Extended Cab/ Long Bed, 7x7x14" Muffler, 4" Tubing,
- Side Exit, 5" Tip
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- 15913
- Full Retail:
- $845.40
- Our Price:
- Just
$768.55
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- 01-03
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- 6.6L V-8Turbo,
- Down-Pipe Back Ext.
Cab/LongBed, 7x7x14" MagnaFlow XL Performance Muffler,
- 4" Tubing, Side
Exit
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- 15927
- Full Retail:
- $569.25
- Our Price:
- Just
$517.50
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- Please call
Jerome or his staff for more options! 706-638-5936
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