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Headers - Down Pipes

$599.00 $778.70  

48-36315-HN

  • Race version for added performance and a more aggressive sound
  • A unique 3-1/2" to 3" stepped design is used to increase exhaust velocity
  • Constructed of mandrel bent, brushed finish 304 stainless steel tubing
  • Factory style V-band flanges are used for a secure leak-free seal
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
+

$759.00 $986.70  

48-36303-HC

  • Utilizes 400 CPSI (cell per square inch) catalytic converter for maximum flow
  • Constructed of 4" mandrel bent, brushed finish 304 stainless steel tubing
  • Machined factory style flanges are used for a secure leak-free seal
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
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$509.00 $661.70  

48-46303-HN

  • Race version for added performance and a more aggressive sound
  • Constructed of 4" mandrel bent, brushed finish 304 stainless steel tubing
  • Machined factory style flanges are used for a secure leak-free seal
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
+

$599.00 $778.70  

48-36302-HN

  • In house testing produced a max gain of +14 horsepower and +39 ft. lbs. of torque verified by our in house dyno (results from the "Race" version down pipe)
  • This system utilizes a 400 CPSI (cell per square inch) 48-state legal catalytic converter for maximum flow
  • A unique 2.5" to 3" stepped design is used to increase exhaust velocity
  • Constructed of durable mandrel bent brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
+

$699.00 $908.70  

48-36301-1

  • +17 HP / +32 lbs. x ft. Torque max gains
  • Contructed out of 304 stainless steel tubing for maximum performance and corrosion resistance
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
  • Factory O2 Sensor Locations
  • Hassle-Free installation
Available
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$499.00 $648.70  

48-36311

  • +13 HP / +27 lbs. x ft. Torque max gains
  • Outflows factory down-pipe by 190%
  • Contructed out of 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
  • Hassle-Free installation
Available
+

$1,199.00 $1,558.70  

48-36313

  • Constructed of 3" mandrel-bent, 304 stainless steel tubing
  • Retains Factory O2 Sensor Locations
  • 100% TIG-Welded
  • Thick flanges to ensure a leak-free seal
  • Race-inspired raw power with an aggressive sound
  • Includes high quality, O.E. style, V-band turbo flanges
Available
+

$599.00 $1,038.70  

48-36302-HC

  • In house testing produced a max gain of +14 horsepower and +39 ft. lbs. of torque verified by our in house dyno (results from the "Race" version down pipe)
  • This system utilizes a 400 CPSI (cell per square inch) 48-state legal catalytic converter for maximum flow
  • A unique 2.5" to 3" stepped design is used to increase exhaust velocity
  • Constructed of durable mandrel bent brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
+

$699.00 $908.70  

48-36310

  • +10 HP / +16 lbs. x ft. Torque max gains
  • Outflows factory down-pipe by 150%
  • Contructed out of 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
  • Hassle-Free installation
Available
+

$899.00 $1,168.70  

48-36315-HC

  • Street Series version for added performance and a more aggressive sound
  • Utilizes a 400 CPSI (cell per square inch) catalytic converter for maximum flow
  • A unique 3-1/2" to 3" stepped design is used to increase exhaust velocity
  • Constructed of mandrel bent, brushed finish 304 stainless steel tubing
  • Factory style V-band flanges are used for a secure leak-free seal
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
Available
+

$1,599.00 $2,078.70  

48-36312-1

  • Includes 200 CPSI catalytic converters
  • Constructed of 3" mandrel-bent, 304 stainless steel tubing
  • Retains Factory O2 Sensor Locations
  • 100% TIG-Welded
  • Thick flanges to ensure a leak-free seal
  • Includes high quality, O.E. style, V-band turbo flanges
    Testing:
  • In testing this system resulted in gains up to +21 horsepower and +23 lbs. x ft. of torque (Tested on a 2015 BMW M4 (F82) L6-3.0L (tt) S55)
Available
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$1,499.00 $1,948.70  

48-36307

  • +16 HP / +18 lbs. x ft. Torque max gains
  • Dual high flow catalytic converters increase power and torque
  • Contructed out of 304 stainless steel for maximum durability
  • 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
  • Bolt-on installation, no cutting or welding necessary
Available
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$1,249.00 $1,623.70  

48-36316-YN

    • 1.625"-2" 16-Gauge 304 Stainless Steel Mandrel-Bent Tubing for Unrestricted Flow
    • 3-to-1 mitered merge collectors eliminate flow blocking turbulence
    • Optimized Tube Lengths Improve Flow and Performance
    • 100% hand TIG-welded Construction Ensures Optimal Strength and Durability
    • Potential for up to 10 horsepower and 12 lbs. x ft of torque

Mid-Pipes (Race Version) Features:

    • Race version for increased performance and a more aggressive sound
    • Constructed out of mandrel-bent stainless steel tubing
    • Mandrel-bent 2" stainless steel tubing for better flow and added power

Test Results:

  • Added an astounding +10 horsepower and +12 lbs. x ft. of torque as verified by aFe's in house dyno *(Dyno results are from P/N: 48-36316-HC)
Available
+

$1,499.00 $1,948.70  

48-36316-YC

    • 1.625"-2" 16-Gauge 304 Stainless Steel Mandrel-Bent Tubing for Unrestricted Flow
    • 3-to-1 mitered merge collectors eliminate flow blocking turbulence
    • Optimized Tube Lengths Improve Flow and Performance
    • 100% hand TIG-welded Construction Ensures Optimal Strength and Durability
    • Potential for up to 10 horsepower and 12 lbs. x ft of torque

Mid-Pipes (Street Version) Features:

  • Incorporates high-Flow, 48 state-legal 400 cell catalytic converters for improved flow
  • Constructed out of mandrel-bent stainless steel tubing
  • Mandrel-bent 2" stainless steel tubing for better flow and added power
Available
+

$1,499.00 $1,948.70  

48-36306

  • 1.625" 16-gauge brushed 304 stainless steel mandrel-bent tubing for unrestricted flow
  • Mitered collectors decrease turbulence and increases exhaust velocity
  • Optimized Tube Lengths Improve Flow and Performance
  • 100% hand TIG-welded construction ensures optimal strength and durability
  • 3/8" thick laser-cut head flanges designed to match the head port for a leak-free seal.
Available
+

$1,999.00 $2,598.70  

48-36314-HC

  • 1-5/8” primary tubing into 2-1/2” tubing
  • Mandrel-bent for unrestricted flow
  • 3/8" thick, 304 stainless steel laser cut head flanges
  • Includes dual, hi-flow, 400 CPSI, stainless steel catalytic converters
  • 3-to-1 mitered merge collectors decrease turbulence and increases exhaust velocity
  • Optimized tube lengths improve flow and performance
  • Retains factory sensors
  • 100% hand TIG-welded construction ensures optimal strength and durability
Available
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