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MBRP S4803304 Cat-Back Exhaust System 3 Inch Single Exit T304 Stainless Steel

(2011-2014 Subaru Impreza; 2013-2021 Subaru WRX; 2013-2021 Subaru WRX STI)

Part of: MBRP Cat Back Exhaust System Single Exit Stainless Steel

Other options in this family: MBRP S5043304 MBRP S6108409 MBRP S5406409 MBRP S6012409 MBRP S5060409

Manufacturer

Picture for manufacturer MBRP

Part Number

S4803304
5 reviews
Sale Price

$759.99

Estimated ship date Sunday, November 22

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Product Details

Transform your Subaru WRX or WRX STI with the MBRP S4803304 Armor Pro Series cat-back exhaust system. Engineered for enthusiasts who demand superior performance and durability, this 3-inch exhaust delivers measurable gains in flow, power, and sound.

Superior Construction:

  • T304 stainless steel construction for maximum corrosion resistance
  • Higher chromium and nickel content resists rust in all climates
  • Jig-manufactured for precise fit and quality consistency
  • Mirror-polished 5-inch outer diameter burnt tip included

Performance Gains:

  • 3-inch mandrel-bent tubing eliminates flow restrictions
  • Up to 34% flow increase over stock exhaust
  • Smooth bends with no crimping or rippling
  • Increased airflow improves engine efficiency and power output

Optimized Sound Profile:

  • Perforated muffler core produces deep, aggressive tone
  • Reduces high-pitched raspy notes while enhancing low-end growl
  • Moderate to race sound level for street and track use
  • Distinctive MBRP styling with stamped logo tip

Installation:

  • Bolt-on design for straightforward installation
  • Single rear exit configuration
  • All necessary hardware included

This Armor Pro Series exhaust represents MBRP's commitment to premium quality and performance. The T304 stainless steel construction ensures long-lasting durability while maintaining its polished appearance through years of use. Whether you're daily driving or hitting the track, this exhaust system delivers the performance upgrade your Subaru deserves.

Products specifications

Fits

2011-2014 Subaru Impreza; 2013-2021 Subaru WRX; 2013-2021 Subaru WRX STI

Tubing Diameter

3 Inch

UPS Able

Yes

Vehicle Segment

Car

Vehicle Profile

Street Profile

Minor

Single

Bolt-On Yes/No

Yes

Cutting Required

No

Type

Cat-Back

Major

Sport Compact

Material

T-304 Stainless Steel

Exit Style

Single Rear Exit

Flow Increase (%)

34

Fuel Type

Gasoline

Muffler Yes/No

Yes

Tubing Diameter

3.000 in.

Exit Position

Single Rear

Exhaust Type

Cat-Back

Tail Pipe Diameter

5.000 in.

Tip Diameter

5.000 in.

Inlet Inside Diameter

3.000 in.

Prop 65

WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects; or other reproductive harm

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