01-04 GM Diesel 6.6 Turbo Down Pipe Magnaflow
$190.00
- Part Number: 15398
- Est. Ship Time: Contact to Confirm Availability

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Starting From $119.00
Fits: 2001-2004 GM Diesel
MagnaFlow turbo downpipes feature stainless steel construction for maximum flow capacity and a T304 stainless steel flex joint for durability. They bolt to the bottom of the stock turbo housing and even retain the OEM oxygen sensor location. With their unique outlet design, these MagnaFlow turbo downpipes can bolt to the stock catalytic converter and can be fitted to virtually any aftermarket cat-back exhaust system.
MagnaFlow: 15398

Fits: 2007.5-2018 Dodge 6.7L Cummins (All Crew & Mega Cabs)
**Does not fit Cab And Chassis Trucks**
The MagnaFlow Ram PRO DPF Series 17874 u..
$612.00
Fits: 2007.5-2018 Dodge 6.7L Cummins (Crew & Mega Cab)
**Does not fit Cab And Chassis Trucks**
The MagnaFlow Ram Black DPF Series 17070..
$832.00
Fits: 2007.5-2018 Dodge 6.7L Cummins (Crew & Mega Cab)The Black DPF series is our premier MagnaFlow Performance DPF Series featuring stainless con..
$733.00
With their high torque design, these band clamps offer a tighter seal versus conventional u-clamps and flat band clamps. Premium Stainless Steel Torca..
$119.00
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 60121. The Universal design allows the par..
$506.00
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 60512. With features including free-flowi..
$675.00
Fits: 2001-2005 GM 6.6L Duramax LB7/LLY (Federal/EPA Compliant)Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fi..
$771.00
Fits: 2003-2005 Ford 6.0L Powerstroke (Federal/ EPA Compliant) The MagnaFlow Federal Direct-Fit Catalytic Converter is a direct-fit replacement f..
$727.00
Fits: 2003-2005-Ford 6.0L Powerstroke (Federal/EPA Compliant)Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit ..
$727.00
Fits: 2004.5-2006 5.9L Cummins (Federal/EPA Compliant)Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalyt..
$644.00
07.5-10 GM 6.6L Duramax LMM MagnaFlow OEM Grade Federal / EPA Compliant Diesel Oxidation Catalyst MAG60504
Keep the check engine light off with Mag..
$1,083.00
The MagnaFlow PRO DPF Series 17870 utilizes it's weight-optimized, durable, corrosion resistant stainless steel design to enhance your truck with Magn..
$839.00
· MATERIAL STAINLESS
· SYSTEM TYPE PA..
$709.00
Fits: 2008-2022 Ford 6.4L/6.7L Powerstroke (All Crew & Extended Cabs)
***Does not fit Cab And Chassis Trucks**
The MagnaFlow Ford PRO D..
$665.00
Fits: 2008-2022 Ford 6.4L/6.7L Powerstroke
***Does not fit Cab And Chassis Trucks**
The MagnaFlow Ford Black DPF Series 17067 brings the dyno-pr..
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Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the thr..
$469.99
Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the thr..
$419.99
Cruise
the highway or hit the track with an MBRP Street Profile exhaust. It’s the
perfect mix of aggressive sound when you’re into the throttle with..
$574.99
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your..
$624.99
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your..
$564.99
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your..
$679.99
Physical fitment.
Why consider a cheap, ill-fitting aluminized exhaust? Banks 4” Monster Exhaust is made of rugged, long-lasting 100% stainless steel..
$540.00
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive So..
$405.23
**This Kit Does Not Include Muffler**
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Di..
$347.57
Backordered with No ETA (Updated on 4/30/2025)
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Di..
$478.75
**This Kit Does Not Include Muffler**
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Di..
$419.19
Fits, GM Duramax Diesel 2001-2005 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. Exclude Suburban.
With 4 Bolt Converter Flange and Gaske..
$484.47
Fits, GM Duramax Diesel 2001-2005 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. Exclude Suburban.
With 4 Bolt Converter Flange and Gaske..
$609.40
4” Cat Back, Single Side Exit - Aluminized Steel
Chevy/GMC 2500/3500 Duramax, EC/CC 2001-2005MBRP Performance Series ExhaustsMBRP's P Series features..
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MBRP 2001-2005 6.6L Duramax Aluminized 4" Exhaust System, Cat/4 Bolt flange Back
Aluminized Installer Series, four-bolt flange back. Includes 4 Inch ..
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