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You are here: Home / MazdaSpeed 3 / MazdaSpeed3 Exhaust

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Megan SS Mechanical o2 Fix (CEL Fix)
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Megan SS Mechanical o2 Fix (CEL Fix)

The ECU has two O2 sensors for diagnostic purposes. The first O2 sensor is located before the Catalytic Converter. This O2 sensor is responsible for all the Air/Fuel tuning and is imperative to the operation of the vehicle.

The second O2 sensor is located after the Catalyti...

Our Price: $39.95
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DEI Exhaust / Header Wrap Kit Universal
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DEI Exhaust / Header Wrap Kit Universal

We have seen over 80+ degree F drop in surface temperatures with use of this kit on exhaust components.

This exhaust / header wrap kit is a grea...

Our Price: $94.95
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Ultimate Racing 3" Test Pipe - Mazdaspeed 3 2010
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Ultimate Racing 3" Test Pipe - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $149.95
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TurboXS Mazdaspeed 3 Race Pipe 2007-2010
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TurboXS Mazdaspeed 3 Race Pipe 2007-2010

 

The TurboXS Mazdaspeed 3 Race Pipe replaces your 2nd catalytic converter. 

It is a direct bolt on and includes replacement gaskets and bolts to make the install brainless. 

The Race Pipe is made of T30...


Our Price: $177.95
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ATP 3" Lower Downpipe - Mazdaspeed 3
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ATP 3" Lower Downpipe - Mazdaspeed 3

Lower downpipe for the Mazdaspeed 3(fites 2007 through 2010, 3" stainless, cat delete pipe. High flow and full 3" throughout.

Our Price: $189.95
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Ultimate Racing 3" High-Flow Cat (Ceramic Core) - Mazdaspeed 3 2010
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Ultimate Racing 3" High-Flow Cat (Ceramic Core) - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $249.95
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Ultimate Racing 3" Resonated Test Pipe - Mazdaspeed 3 2010
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Ultimate Racing 3" Resonated Test Pipe - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $249.95
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ATP 3" Upper Downpipe - Mazdaspeed 3
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ATP 3" Upper Downpipe - Mazdaspeed 3

Upper downpipe for the Mazdaspeed 3(fites 2007 through 2010, 3" stainless, cat delete pipe.

Our Price: $257.95
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Ultimate Racing 3" Catless Downpipe - Mazdaspeed 3 2010
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Ultimate Racing 3" Catless Downpipe - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $314.95
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TurboXS Mazdaspeed 3 Downpipe 2007-2010
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TurboXS Mazdaspeed 3 Downpipe 2007-2010

This downpipe is the pure key to turning your MS3 into a real beast.

Our stock MS3 made 274 ft-lbs and 244.1 whp. on our in house Dynapack Dyno. Adding our MS3-DP and the MS3-RP, we saw an average peak torque gain of 50 ft-lbs and a

Our Price: $299.95
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Ultimate Racing 3" High-Flow Cat (Metal Substrate Core) - Mazdaspeed 3 2010
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Ultimate Racing 3" High-Flow Cat (Metal Substrate Core) - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $299.95
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ATP 3" Long Downpipe - Mazdaspeed3
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ATP 3" Long Downpipe - Mazdaspeed3

Long downpipe (replaces both upper and lower downpipes/cats), Mazdaspeed3 (fits 2007 through 2010, 3" stainless, high flow and full 3" throughout.

Our Price: $309.95
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Ultimate Racing 3" High Flow Cat Downpipe (Ceramic Core) - Mazdaspeed 3 2010
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Ultimate Racing 3" High Flow Cat Downpipe (Ceramic Core) - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $414.95
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Ultimate Racing 3" High Fliow Cat Downpipe (Metal Substrate Core) - Mazdaspeed 3 2010
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Ultimate Racing 3" High Fliow Cat Downpipe (Metal Substrate Core) - Mazdaspeed 3 2010

Proprietary "3-inch Donut Gasket" for a TRUE unrestricted 3-inch design.

Our Price: $464.95
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AQ Motorsports 3" Catted Downpipe - MazdaSpeed3 07-09
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AQ Motorsports 3" Catted Downpipe - MazdaSpeed3 07-09

The AQ Motorsports downpipe with hi-flow cat substantially improves performance and responsiveness by replacing the 2 restrictive factory cats with 1 high flow unit. The cast bellmouth design greatly reduces restriction at the turbo outlet and flows into 3" mandrel bent piping. An O2 b...


Our Price: $498.95
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HKS Hi-power Exhaust System - MazdaSpeed3 2007-08
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HKS Hi-power Exhaust System - MazdaSpeed3 2007-08

HKS cat-back exhaust system is developed to improve your torque and horsepower.


Full 3 inch cat-back with a great deep throaty sound. Adds HP and increased throttle response. Piping is mandrel bent with a stainless steel muffler and includes a bung fo...


Retail price: $625.00
Our Price: $514.95 save 18%
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TurboXS MazdaSpeed 3 Cat-Back Exhaust 2007
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TurboXS MazdaSpeed 3 Cat-Back Exhaust 2007

Mazdaspeed 3 Cat-Back Exhaust

The TurboXS Mazdaspeed3 Cat-Back exhaust is made from 3 inch T304 Stainless Steel. Each bend is mandrel bent to allow smooth exhaust flow. Thick CNC flanges are used to keep all gasket mating surfaces tight and leak free. The exhaust gases flow throug...


Our Price: $539.10
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Vibrant Downpipe-Back Exhaust System - MazdaSpeed3 2007-08
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Vibrant Downpipe-Back Exhaust System - MazdaSpeed3 2007-08

Dyno tests show gains of  20 HP and 25 ft. lbs of torque vs. the stock exhaust system at 4500 RPM and it continues to make power all the way to redline.

This system is manufactured entirely f...

Retail price: $829.99
Our Price: $665.95 save 20%
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Cobb Tuning 3 inch Downpipe: Mazdaspeed 3 2007-2010
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Cobb Tuning 3 inch Downpipe: Mazdaspeed 3 2007-2010

he engineering that went into the COBB 3” Downpipe started with the CAD designed investment-cast turbine outlet, made of 304 stainless steel for enduring corrosion resistance and reduced heat transfer to the engine bay. The shape of the outlet flange makes optimal ...

Our Price: $695.00
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Ultimate Racing 3" Catback Exhaust - Mazdaspeed 3 2010
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Ultimate Racing 3" Catback Exhaust - Mazdaspeed 3 2010

Dual high-flow mufflers with straight through design.

Our Price: $749.95
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GReddy Ti-C Catback Exhaust: MazdaSpeed 3 06-08
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GReddy Ti-C Catback Exhaust: MazdaSpeed 3 06-08

GReddy Racing Ti-C Cat-back Exhausts combine the design, looks and flow of the GReddy Full Racing Titanium systems with the durability, deep sound and value.

This exhaust system will improve high and mid-range performance.

TEC...

Our Price: $774.25
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Ultimate Racing 3" Catback Exhaust w/ Titanium Tips - Mazdaspeed 3 2010
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Ultimate Racing 3" Catback Exhaust w/ Titanium Tips - Mazdaspeed 3 2010

Dual high-flow mufflers with straight through design.

Our Price: $894.95
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TurboXS Mazdaspeed 3 Turboback Exhaust System 2007-08
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TurboXS Mazdaspeed 3 Turboback Exhaust System 2007-08

The Mazdaspeed 3 Downpipe starts with a precision die cast stainless steel bellmouth, engineered for maximum flow to speed up turbocharger spool up on the low end and avoid a boost creep on the top end.

We even designed in clearance notches to make installation easier. The die cas...

Our Price: $1029.95
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