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Kooks headers

Outstanding customer service! Great price. Shipment arrived on time as well. Thanks again! Blake...

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Blake B.     

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 6 Latest FAQs  more
Where can I see what parts are in stock?
What do each order status mean?
Why does the 2005-2006 Vararam GTO Intake not work on a 2004?
What are your hours of operation?
Does MarylandSpeed ship internationally?
 6 FAQs Categories  more
General FAQ->
Product FAQ
GM Duramax Diesel (2001+)

Air Intake & Induction

Computer & ECM

Engine Components

Exhaust Components

Gauges and Gauge Pods

Suspension
 6 Featured Products in GM Duramax Diesel (2001+)  more
 S&B Cold Air Intake System (Cleanable Filter) - 2007-2010 Silverado & Sierra (6.6L LMM Duramax Diesel)
S&B Cold Air Intake System (Cleanable Filter) - 2007-2010 Silverado & Sierra (6.6L LMM Duramax Diesel)
$269.00
$259.00
 MBRP Downpipe Back Exhaust (include Front Pipe No Muffler) - 2001-2007 Silverado and Sierra 2500 & 3500 Duramax
MBRP Downpipe Back Exhaust (include Front Pipe No Muffler) - 2001-2007 Silverado and Sierra 2500 & 3500 Duramax
$349.98
$279.99
 K&N FIPK Cold Air Intake - 2007-2010 Silverado and Sierra with 6.6L LMM Duramax Diesel
K&N FIPK Cold Air Intake - 2007-2010 Silverado and Sierra with 6.6L LMM Duramax Diesel
$565.87
$324.47
 6 Specials For January  6
  AFE Stage 2 Pro 5R Air Intake System, Silverado and Sierra Duramax LML (2011-2012), 6.6L   AFE Stage 2 Pro 5R Air Intake System, Silverado and Sierra Duramax LML (2011-2012), 6.6L   $468.75  $375.00   Buy Now  
  Magnaflow Performance 4" 'BLACK SERIES' (Cat Back) Exhaust System - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   Magnaflow Performance 4" 'BLACK SERIES' (Cat Back) Exhaust System - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   $871.90  $673.74   Buy Now  
  Magnaflow Performance 4" (Cat Back) Exhaust System - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   Magnaflow Performance 4" (Cat Back) Exhaust System - 2001-2005, Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   $782.65  $604.78   Buy Now  
  Gibson Performance Swept Side (Turbo Back) Exhaust System - 2001-2005, Chevrolet/GMC 2500-3500 Duramax (EC-LB)   Gibson Performance Swept Side (Turbo Back) Exhaust System - 2001-2005, Chevrolet/GMC 2500-3500 Duramax (EC-LB)   $912.12  $574.99   Buy Now  
  Volant Cold Air Intake System (Powercore Dry Filter) - 2011-2012 Silverado & Sierra (6.6L LML Duramax Diesel)   Volant Cold Air Intake System (Powercore Dry Filter) - 2011-2012 Silverado & Sierra (6.6L LML Duramax Diesel)   $537.28  $346.23   Buy Now  
  Superchips Vivid Paq Handheld Tuner & Dashboard Computer- 2001-2010 Chevy Silverado & Sierra Duramax (LB7, LLY, LBZ, LMM) - FREE NEXT DAY AIR!   Superchips Vivid Paq Handheld Tuner & Dashboard Computer- 2001-2010 Chevy Silverado & Sierra Duramax (LB7, LLY, LBZ, LMM) - FREE NEXT DAY AIR!   $749.95  $623.95   Buy Now  
  MBRP 5" (Filter Back) Aluminized Steel Exhaust System - 2011-2012 Chevrolet/GMC 2500/3500 Duramax   MBRP 5" (Filter Back) Aluminized Steel Exhaust System - 2011-2012 Chevrolet/GMC 2500/3500 Duramax   $413.82  $334.99   Buy Now  
  Magnaflow Performance 4" 'XL' (Cat Back) Exhaust System - 2006-2007 Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   Magnaflow Performance 4" 'XL' (Cat Back) Exhaust System - 2006-2007 Chevrolet/GMC Duramax 2500HD/3500, 6.6L (CC-SB)   $685.85  $529.98   Buy Now  
 6 New Products For January  more
  Diablosport Intune I2 Performance Tuner - 50 State Legal - 1996-2015 Gas Coverage - FREE NEXT DAY AIR!   Diablosport Intune I2 Performance Tuner - 50 State Legal - 1996-2015 Gas Coverage - FREE NEXT DAY AIR!   $450.00  $399.95   Buy Now  
  K&N AirCharger Intake System- 2015+ Silverado & Sierra Duramax (6.6L LML Duramax)   K&N AirCharger Intake System- 2015+ Silverado & Sierra Duramax (6.6L LML Duramax)   $641.99  $368.15   Buy Now  
  Superchips F5 Flashpaq Handheld Tuner for GM Vehicles - FREE NEXT DAY AIR!   Superchips F5 Flashpaq Handheld Tuner for GM Vehicles - FREE NEXT DAY AIR!   $411.95  $369.95   Buy Now  
  Diablosport Intune I2 Performance Tuner - GM Vehicles - FREE NEXT DAY AIR!   Diablosport Intune I2 Performance Tuner - GM Vehicles - FREE NEXT DAY AIR!   $450.00  $399.95   Buy Now  
  Magnaflow Performance 5" Pro-Series Turbo Back Exhaust - 2001-2007 Chevrolet/GMC Silverado/Sierra (6.6L Diesel) (Extended/Crew Cab - Long Bed)   Magnaflow Performance 5" Pro-Series Turbo Back Exhaust - 2001-2007 Chevrolet/GMC Silverado/Sierra (6.6L Diesel) (Extended/Crew Cab - Long Bed)   $589.84  $396.80   Buy Now  
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01.Diablosport Trinity Tuner and Dashboard Scanner/Computer (FREE Next Day Air Shipping!)- Now Supports 2011+ Mopar Applications!
02.Diablosport Intune I2 Performance Tuner - GM Vehicles - FREE NEXT DAY AIR!
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05.Dougs Electric Cutouts- 3" Pair with Y-pipes and Hook Up Kit
Specials more
 JBA Mid Pipes with High Flow Cats (for Factory Manifolds/Shorty Headers)- 2015+ Dodge Challenger & Charger (6.2L Hellcat & 6.4L Hemi)
JBA Mid Pipes with High Flow Cats (for Factory Manifolds/Shorty Headers)- 2015+ Dodge Challenger & Charger (6.2L Hellcat & 6.4L Hemi)
$683.68
$409.95
Reviews more
 Kooks 1 7/8" Long Tube Headers - 2006-2013 Chevy Corvette C6 Z06 (7.0L LS7)
Amazing craftsmanship. These headers rock! I instantly notic ..
Latest products more
 Corsa Sport Axleback Exhaust with Dual Tips (Black Diamond Tips) - 2016+ Camaro SS (6.2L V8)
Corsa Sport Axleback Exhaust with Dual Tips (Black Diamond Tips) - 2016+ Camaro SS (6.2L V8)
$1,705.29
$1,018.45
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