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ENGINE PERFORMANCE : Exhaust Systems
A performance exhaust system is the key to immediate performance. More power, torque, fuel economy,

quicker response and aggressive sound are all benefits.


CAT BACK: TRUE 2.5" PIPE

This one has a deep - mellow sound. It's sound is louder than Stromung, GReddy or Blitz. It has a very deep sound level for drivers who don't want to sound like a Honda. Full 2.5" pipe design, with 4" oval cut tip.

Special Pricing-Limited Time - $579.99 Cat back System

Gasket Kits are sold seperately, requiring information on what we are connecting to.

All Exhaust components feature a 5 year manufacturing quality warranty!

CAT BACK: TRUE 2.5" PIPE

If you want a VERY VERY DEEP LOUD SOUND, This one is for YOU!!

The canister is only 14" x 6.25", very small. The Tip is a 5" Oval Cut, very large. This tip is SO BIG; you could fit a grapefruit inside and still have room. The canister and tip are almost the same size! If you are looking for a quiet muffler, this is NOT THE ONE. Everyone will hear this one coming for miles. It's so loud; you get the ticket when you buy it!? It makes all others seem QUIET, in comparison. Features 2.5" pipe, straight through design and 5" oval cut tip.

Special Pricing-Limited Time - $589.99 'HOT' Xcceleration Cat back System

Gasket Kits are sold seperately, requiring information on what we are connecting to.

All Exhaust components feature a 5 year manufacturing quality warranty!

 

 

 

TWE Stainless Steel

Equal Length Headers

for RS 2.5


Subaru RS 2.5 Impreza SS exhaust systems increase performance for enthusiasts and racers. Stainless Steel tuned/equal length headers feature true merge collectors and use inside mandrel bent tubing, which provides consistent internal area ratios.

TWE headers feature merge collectors. Merge collectors do not terminate the primary tubes at the collector but merge the header primaries creating a pyramid shape. This insures consistent internal area ratios of the primary tubes/collector transition and maximizes the duration of the scavenging waves. These characteristics are necessary for good flow and a wide power range.

Tuned length primary tubes provide proper scavenging wave phasing, which pulls the intake charge into the cylinder during valve overlap while evacuating residual exhaust gasses. This dramatically improves power and fuel economy. Equal length is maintained on each primary tube within .010".

Inside mandrel bent tubing provides consistent inside diameters of the primary tubes. All exhaust products end at the stock mounting locations and come with your choice of flange options so as to be compatible with OEM pieces or any other aftermarket bolt on products that also mount at the stock locations.

$829.99


XCCELERATION / TWE RS 2.5
Equal Length Super Charger Racing Headers

This Custom Subaru RS 2.5 Impreza Super Charger exhaust header increase performance for Super Charged engines. Stainless Steel 180 degree phased primary tuning/equal length headers feature true merge collectors and use inside mandrel bent tubing, which provides consistent internal area ratios. The primary runners are 1.75", secondaries 1.875" , ending in a 3" collector.

This custom made TWE header feature merge collectors. Merge collectors do not terminate the primary tubes at the collector but merge the header primaries creating a pyramid shape. This insures consistent internal area ratios of the primary tubes/collector transition and maximizes the duration of the scavenging waves. These characteristics are necessary for good flow and a wide power range.

Inside mandrel bent tubing provides consistent inside diameters of the primary tubes. This custom exhaust ends where the OEM cross member is located and requires a custom extention pipe to join up with a larger intermediate pipe and muffler.

This exhaust system is made exclusively for Xcceleration by TWE and is designed only for Super Charger applications. Note: This header will not work on NA or Turbo Charged applications and requires custom modification to OEM exhaust systems.

Please call to discuss your application and custom exhaust system quotation.

$1449.99



Super Hi-Flow Catalytic Converter for 2.5L

Xcceleration/Random's Stainless Steel Super Hi-Flow Catalytic Converter is a work of ART!

It also will increase your Performance by about 10HP and remove many pounds of UGLYNESS!

Your car will truly become alive by just replacing your tired, old and restrictive Cat with the newest technology in Super Hi-Flow Catalytic Converters. Air flow is increased dramatically, so even if you do not have a performance exhaust system, this Cat will greatly increase your HP and Performance. This is a direct bolt on, couldn't be easier. With a performance exhaust system, (headers and cat-back) things really begin to come alive!!

The Hi-Flow Cat will increase your exhaust sound dramatically also.

NOTE: Under Federal EPA regulation, replacement of original catalytic converters is allowed only if the original converter(s) is missing, or the vehicle has more than 50,000 miles or is at least five years old and the need for a replacement has been established and documented, or a local inspection program has determined the existing converter is in need of replacement. The Xcceleration Cat is producted by Random Tech., a leader in exhaust/cat manufacturing. Please note that no aftermarket catalytic converters are legal for installation in California on OBD II vehicles (some 1994 & 1995, and all 1996 and later vehicles).

RS/TS (1999-newer) $449.99 Cat Only.


Borla Performance Header System

 

The stock Subaru headers are extremely restrictive and clearly built to save costs, not make power. To remedy this design flaw, we offer the Borla Stainless steel headers. These headers feature nice, smooth mandrel bends with a much more effective layout which improves mid and high RPM torque and power. Not only do you gain performance but you also get the 'boxer' sound the Subarus are famous for.

Borla Stainless Steel Headers $399.99


Exhaust Accessories

Urethane hangers
Urethane Muffler Hangers

To reduce excessive exhaust movement, use Urethane hangers which are a direct replacement for the OEM hangers. On the Impreza, there are a total of 4 hangers of this style, three on the muffler section and one on the intermediate pipe. Each sold separately.

Urethane Exhaust Hangers (sold as set of 4) - $39.99 set of 4


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