Exhaust Modifications for the 2004


	Cobb Stainless Steel Turbo Heat Shield
	The COBB Tuning stainless steel heat shield is designed as a replacement for the factory turbo heat shield found on most vehicles. A modification which goes hand in hand with an aftermarket downpipe install, the heat shield prevents heat from the turbo and exhaust to rise into the engine bay, thereby reducing heat soak into key components that benefit from cooler ambient temperature, such as the intercooler. Clearance and f... (read more...)
	Price: $50.00	Quantity:

	Cobb Subaru Turbo Up-Pipe
	(read more...)
	Price: $205.00	Quantity:

	Crawford Cat-back Exhaust for the 2002 - 2007 Subaru WRX and STi
	After over a year of testing and development, Crawford Performance released the Crawford Performance Signature Series Exhaust. With a unique design incorporated into the exhaust, the sound is captured in the exhaust while cruising on the highway or idling in traffic. But under hard acceleration the air flows smoothly through the exhaust allowing for high horsepower levels and a deep Crawford Performance sound. (read more...)
	Price: $849.95	Quantity:

	Crawford High-Flow Downpipe for 02-07 Subaru WRX and STi
	The Crawford Performance Down Pipe is designed and manufactured to optimize the exhaust flow freeing up horsepower and torque throughout the RPM range. The Crawford Performance Down Pipe is a hand made 1-piece design, either eliminating or replacing the highly restrictive stock catalytic converter depending on whether you purchase the Catted or Race-Only version. The... (read more...)
	Price: $529.95	Quantity:

	Grimmspeed Black Ceramic Coated Crosspipe
	Subaru supplies its turbo owners with a tiny little crosspipe from the factory. 50% of your exhaust gasses are passing through this tiny pipe and, well, that's just a problem. Do not worry though, GrimmSpeed has a solution for you! (read more...)
	Regular Price: $195.00 On Sale For: $170.00	Quantity:

	Grimmspeed Black Ceramic Coated EWG Up-Pipe
	An External Wastegate (EWG) allows exhaust gases to be diverted prior to entering the turbo; creating quicker turbo spool. The GrimmSpeed™ EWG has a larger diameter than a stock internal wastegate; this allows the exhaust gas to be ... (read more...)
	Regular Price: $350.00 On Sale For: $305.00	Quantity:

	Grimmspeed Ceramic Coated Up-Pipe
	The entire Grimmspeed Up-Pipe is made of 304 SS(flanges, flex, tubing) and has a pipe-wall thickness of 14 Gauge, this is the most "heavy-duty" pipe you will find. The inlet size is 1.92" and the pipe tapers down to 1.72” which acts as a funnel as it moves into the turbo allowing for the smoothest transition and bes... (read more...)
	Regular Price: $204.98 On Sale For: $194.73	Quantity:

	Subaru OEM Turbo / Up-pipe Nut
	Subaru OEM Turbo / Up-pipe Nut If you've ever striped or broken one while installing your up-pipe, or down-pipe you'll need one of these. (read more...)
	Regular Price: $2.19 On Sale For: $1.17	Quantity:

	Subaru Up-Pipe Gasket Set
	These are the OEM Gaskets from the header to the Up-Pipe, and from the Up-Pipe to the Turbo. It is a good idea to use new gaskets when ever replacing your Up-Pipe to make sure that you have a good seal. (read more...)
	Regular Price: $28.96 On Sale For: $24.99	Quantity:

	TurboXS Stealth-Back Exhaust System for 2002 - 2007 Subaru WRX and STi
	Now in stock with FREE SHIPPING! We will match any advertised price on TurboXS parts! Just email b.wiggins@flatironsimports.com The TurboXS Stealth-back exhaust is perfect for drivers who want to increase performance without drastically increasing ... (read more...)
	Regular Price: $767.00 On Sale For: $588.00	Quantity:

	TurboXS Turbo-Back Exhaust for 2002 - 2007 Subaru WRX and STi
	Now in stock with FREE SHIPPING! We will match any advertised price on TurboXS parts! Just email b.wiggins@flatironsimports.com A TurboXS Turbo-Back Exhaust is a perfect addition to your WRX or STi. A turbo-back exhaust increases exhaust flow by in... (read more...)
	Regular Price: $1,149.00 On Sale For: $811.00	Quantity:

	Cobb 02-07 WRX and STI 3" Turboback Exhaust
	We Now Offer Free Shipping On All COBB Parts!!!!!!!!!! (read more...)
	Price: $1,225.00	Quantity:

	Cobb Stage 2 Kit for 04 - 07 STi
	We Now Offer Free Shipping On All COBB Parts!!!!!!!!!! Cobb Stage 2 Kit for 2004 - 2007 Subaru WRX STi This includes the Cobb AccessPort and Cobb Turbo-back Exhaust with High-flow Cat (read more...)
		Quantity:

	Fujitsubo Super Ti Titanium Cat-back Exhaust for 2002 - 2007 Subaru WRX and STi
	The Super Ti is Fujitsubo's premier model. Each Super Ti kit is designed for optimum performance (High RPM range) and reduced weight. Muffler, resonators, and piping are all made of Titanium making each application as light as possible. Pipe Diameter: 80mm Tip Diameter: 112.4mm Decibels: 92db ... (read more...)
	Regular Price: $3,440.00 On Sale For: $3,096.00	Quantity:

	GTSPEC Gen III Equal Length Exhaust Manifold For EJ20 / EJ257
	GTSPEC is happy to introduce to you their new equal length exhaust manifold for the Subaru WRX and STi. Crafted from 14 Gauge SUS-304 Stainless Steel, GTSPEC’s headers are TIG-welded inside and out to ensure a perfect flow and perfect fit. Compared to the factory exhaust manifold, GTSPEC’s manifold incorporates a long-tube, equal length design that provides improved heat dissipation and noticeable horsepower increase. Combining an industry lead... (read more...)
	Regular Price: $699.00 On Sale For: $629.10	Quantity:

	GTSPEC Up-pipe For EJ20 / EJ257
	GTSPEC's up-pipe has one of the biggest diameters of any on the market. Provides excellent mid range to high end horsepower. A must for an upgraded turbo. Up-pipe to Turbo diameter: 2" Up-pipe to Manifold diameter: 2.3" Available both with and without the stock EGT bung. ... (read more...)
	Regular Price: $159.00 On Sale For: $143.10	Quantity:

	GTSPEC v2 Racing Exhaust Manifold With Uppipe For EJ20/EJ257
	The GTSPEC Second Gen exhaust manifold is the revision of the original. The revolutionary velocity chamber design and the high quality finish are unchanged on the new generation as they strive to bring the best value to our customers. The flanges are completely redesigned: the finish is upgraded to stainless steel; and now come with a three bolt flange between the header and uppipe to help prevent leaking. The EGT bung is revised a... (read more...)
	Regular Price: $699.00 On Sale For: $629.10	Quantity:

	Fujitsubo Legalis R Cat-back Exhaust for 2002 - 2007 Subaru WRX and STi
	The Legalis R is Fujitsubo's most popular model. Designed for street use it improves both low-end and mid-range power. All Legalis R systems are constructed of Stainless Steel. Pipe diameter: 76.3mm Tip diame... (read more...)
	Regular Price: $920.00 On Sale For: $874.00	Quantity:

	Fujitsubo RM01A Cat-back Exhaust for 2002 - 2007 Subaru WRX and STi
	Fujitsubo's RM01A is complete stainless steel competition exhaust. Developed for use in Auto-X, Gymkhana, Rally-X and for high performance street applications. Most applications will see a 50% decrease in weight over OE exhaust systems while increasing both mid range power and torque. Available as a one or two piece Cat-back system. Extra shipping charges may apply for the one piece exhausts. Pipe Di... (read more...)
	Regular Price: $980.00 On Sale For: $882.00	Quantity:

	Skunk2 WRX & STI 3" Cat-Back Exhaust (02-07)
	We currently offer Free Shipping on all Skunk2 products! And for a limited time, we have dropped the price even more on these cat-back's! Get one while you can! In the racing and performan... (read more...)
	Regular Price: $655.20 On Sale For: $562.99	Quantity:

	SPT Cat-Back Performance Exhaust System
	Large diameter, 3-inch stainless steel construction replaces stock intermediate pipe and muffler, resulting in enhanced exhaust sound and performance. Manufactured for Subaru of America by Bosal. Rear Differential Protector and Trailer Hitch may not be installed in conjunction with Performance Exhaust System installation.... (read more...)
	Regular Price: $560.00 On Sale For: $525.00	Quantity:

	Cobb 3" Stainless Steel Catback Exhaust
	We Now Offer Free Shipping On All COBB Parts!!!!!!!!!! Cat-Backs are back in stock and ready to ship. (read more...)
	Price: $641.25	Quantity:

	Cobb 3" Cast Bellmouth Downpipe for WRX, STI, and Forester
	We Now Offer Free Shipping On All COBB Parts!!!!!!!!!! Starting with the basics, Cobb's downpipe replaces the two factory catalytic converters located directly after the turbocharger. These parts are commonly called the downpipe and 3rd cat or m... (read more...)
	Price: $595.00	Quantity:

	Invidia-WRX & STI Divorced Wastegate Downpipe With Cat
	Invidia-WRX & STI Divorced Wastegate Downpipe With Cat Each Invidia Down pipe features a large 4-in stainless-steel bellmount to enhance power by freeing excess gas. It sports a one -piece design, incorporating both the stock downpipe and midpipe. In addition, each Inv... (read more...)
	Regular Price: $699.99 On Sale For: $575.00	Quantity:

	Cusco Heat Shield
	This bolts on to the stock Intercooler bracket, and will clear virtually any turbo mounted in the stock location. Because the stock heat shield has to be cut when using an aftermarket down pipe, this heat shield is very helpful to reduce heat soak if you are still using a top mount intercooler. (read more...)
	Regular Price: $112.55 On Sale For: $93.43	Quantity:

	SPT Turbo Heat-Shield
	The SPT Turbo Heat Shield helps to retain heat within the turbocharger which helps to maintain turbocharger exhaust gas velocity. The shroud also helps keep heat generated by the turbocharger away from the intercooler. The SPT Turbo Heat Shield can be used in conjunction with the stock heat shield, and is manufactured of highly polished stainless steel. Includes an SPT Performance Tuning logo pop-riveted to the shield. (read more...)
	Regular Price: $75.00 On Sale For: $60.00	Quantity:

	Kartboy Exhaust Hangars for Subaru's
	Kartboy Exhaust Hangers are a direct replacement for the stock pieces on all Subaru vehicles built since 1991. The benefits of these hangars over the stock version is reduced swaying and movement of the exhaust, and a longer life of the hangar vs. natural rubber. This can significantly reduce rattling of aftermarket exhausts, which many times is the result of worn exhaust hangers and excessive play causing it to hit the ch... (read more...)
	Regular Price: $8.00 On Sale For: $8.00	Quantity:

	Kartboy Extra Long Exhaust Hangar for Subaru's
	Kartboy Long Exhaust Hangers are a direct replacement for the stock pieces on all Subaru vehicles built since 1991. The benefits of these hangars over the stock version is reduced swaying and movement of the exhaust, and a longer life of the hangar vs. natural rubber. This can significantly reduce rattling of aftermarket exhausts, which many times is the result of worn exhaust hangers and excessive play causing it to hit ... (read more...)
	Regular Price: $9.00 On Sale For: $9.00	Quantity:

	STI Muffler Hanger Bushing
	STI Exhaust Hanger bushings are made of a harder rubber compound than the OEM bushings which helps reduce movement of the exhaust system during demanding driving conditions. Recommended ... (read more...)
	Regular Price: $9.95 On Sale For: $8.99	Quantity:

	Exhaust Heat Wrap
	Wrapping your exhaust with Heat Wrap adds an additional layer of insulation that prevents hear from escaping. This helps to keep under-hood temperatures down, and exhaust velocity up. (read more...)
	Price: $39.99	Quantity:

	Subaru Down-Pipe Gasket
	When you are replacing your down-pipe, it is a good idea to replace this gasket between the turbo and the down-pipe. This becomes more important the more miles your car has. ... (read more...)
	Price: $17.99	Quantity:

	Subaru OEM Down-Pipe to Intermediate Pipe Gasket
	Commonly referred to as the 'Donut' Fits: All Subaru models with Turbo. If it crumbles upon removal you'll need one of these. ... (read more...)
	Regular Price: $22.00 On Sale For: $17.00	Quantity:

	Subaru OEM Heat Shield Bracket
	This is the OEM bracket that holds on the OEM, and most aftermarket Heat Shields. Because it is so small, it is easy to loose during an install, and some people just leave it off when installing a Downpipe. (read more...)
	Regular Price: $25.00 On Sale For: $19.75	Quantity:

	Subaru OEM Rear Oxygen Sensor Assembly
	Subaru Factory OEM replacement Rear Oxygen Sensor Assembly. For All 2003-2007 Impreza WRX & STi Manual Transmission Models. ... (read more...)
	Price: $119.95	Quantity:

	Subaru OEM Turbo / Up-pipe stud.
	Subaru OEM Turbo / Up-pipe stud If you've ever striped or broken one while installing your up-pipe, or down-pipe you'll need one of these. ... (read more...)
	Price: $8.95	Quantity:

	Subaru WRX STI/ Universal Rear O2 Sensor Spacer
	This part can be installed in your exhaust in order to pull your rear O2 sensor about 1cm further out of the exhaust flow. The sensor will see less exhaust gas, and can help to turn off Check Engine Lights thrown when you put on an after-market catalytic conver on your car. (read more...)
	Price: $16.95	Quantity:

	Universal 3" Exhaust Gasket
	This is a Universal 3" exhaust gasket that will work as a replacement for most aftermarket Exhaust Systems including the Cobb Cat-Back Exhaust. These gaskets are sold individually, so if you need 2, you need to order 2. ... (read more...)
	Price: $10.50	Quantity:

Title

Categories

Manufacturers