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2015-2021 Subaru STI Exhausts

Tomei Expreme Ti Titanium Catback 2008-2021 WRX Sedan / 2011-2021 STI Sedan

$1,161.00 - $1,161.00
$1,161.00
$1,161.00 - $1,161.00
$1,161.00

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

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AWE Tuning Track Edition Catback Exhaust 2011-2021 WRX/STI

$1,095.00 - $1,195.00
$1,095.00 - $1,195.00
$1,095.00 - $1,195.00
$1,095.00

Proudly designed, engineered, and manufactured in-house at AWE, in the USA Max gains of 8 hp and 4 ft-lbs of torque at the wheels Handcrafted fro...

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Invidia R400 Gemini Titanium Tip Catback Exhaust WRX/STI 2015-2021

$1,886.00
$1,886.00 - $1,886.00
$1,886.00
$1,225.90
$1,225.90 - $1,225.90
$1,225.90

Invidia exhausts are constructed with high-quality SUS304 stainless steel, CNC-machined flanges, and manufactured with a polished finish, but this ...

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MBRP Race 3" Stainless Steel Quad Tip Catback Exhaust 2015-2021 WRX/STI

$864.99
$864.99 - $864.99
$864.99
$735.24
$735.24 - $735.24
$735.24

MBRP® Cat-Back Performance Exhaust for Subaru WRX2.0L, Subaru WRX STI 2.5L Models. 3" Cat-Back, Dual Split Rear Exit, T304 Stainless Steel, RACE Ve...

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Invidia R400 Gemini Black Tip Catback Exhaust WRX/STI 2015-2021

$1,910.00
$1,910.00 - $1,910.00
$1,910.00
$1,241.50
$1,241.50 - $1,241.50
$1,241.50

Invidia exhausts are constructed with high-quality SUS304 stainless steel, CNC-machined flanges, and manufactured with a polished finish, but this ...

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COBB Tuning SS 3" Catback Exhaust 2015-2021 WRX/STI

$1,475.00 - $1,475.00
$1,475.00
$1,475.00 - $1,475.00
$1,475.00

EMISSIONS This part is not an emissions-related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION 304 stainless ...

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ETS Extreme Resonated Catback Burnt Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,171.80
$1,171.80 - $1,171.80
$1,171.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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Invidia Q300 Titanium Tip Catback Exhaust 2015-2021 WRX/STI

$1,886.00
$1,886.00 - $1,886.00
$1,886.00
$1,225.90
$1,225.90 - $1,225.90
$1,225.90

This is the Invidia Q300 Cat-Back Exhaust System. The Q300 is a highly coveted exhaust system among enthusiasts because it gives them everything th...

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AWE Tuning Touring Edition Catback w/ Diamond Black Tips 2011-2021 WRX/STI

$1,545.00 - $1,545.00
$1,545.00
$1,545.00 - $1,545.00
$1,545.00

Handcrafted from 3” CNC mandrel-bent, U.S.-sourced .065” wall T304L stainless steel Direct bolt-on for factory-like simplicity Less is more: cle...

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Invidia R400 Gemini Polished Tips Catback Exhaust WRX/STI 2015-2021

$1,772.00
$1,772.00 - $1,772.00
$1,772.00
$1,151.80
$1,151.80 - $1,151.80
$1,151.80

Invidia exhausts are constructed with high-quality SUS304 stainless steel, CNC-machined flanges, and manufactured with a polished finish, but this ...

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Remark Sports Touring Catback 2015-2021 WRX/STI

$1,095.00 - $1,295.00
$1,095.00 - $1,295.00
$1,095.00
$985.50 - $1,165.50
$985.50 - $1,165.50
$985.50

Part Number RK-C4076S-01 Non-Res Stainless Steel RK-C4076S-01C Resonated Stainless Steel RK-C4076S-01T Non-Res Burnt Stainless RK-C407...

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GrimmSpeed Resonated Catback 2011-2021 WRX/STI

$1,459.00 - $1,459.00
$1,459.00
$1,459.00 - $1,459.00
$1,459.00

DESCRIPTION The GrimmSpeed Cat-Back Exhaust System has combined premium materials, along with a larger piping diameter and smooth bends to provide ...

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COBB Tuning Stainless Steel Catback Exhaust 2011-2021 WRX / 2011-2021 STI

$1,425.00 - $1,425.00
$1,425.00
$1,425.00 - $1,425.00
$1,425.00

DESCRIPTION This COBB Stainless Steel Cat-Back Exhaust is a direct bolt on for the 2011-2021 GV and VA Subaru WRX/STI Sedan. ConstructionThe enti...

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Revel Medallion Ultra Titanium Single Exit Catback Exhaust 2011-2021 WRX/STI

$1,161.00 - $1,161.00
$1,161.00
$1,161.00 - $1,161.00
$1,161.00

FULL TITANIUM EXHAUST SYSTEM Introducing the Medallion Ultra Ti: a new line of full titanium exhausts that offers extremely light weight durability...

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COBB Tuning Titanium 3" Catback Exhaust 2011-2021 WRX/STI

$2,225.00 - $2,225.00
$2,225.00
$2,225.00 - $2,225.00
$2,225.00

DESCRIPTION The COBB Titanium Cat-Back Exhaust is un-matched in build quality, style, and performance. Utilizing Grade 4 titanium tubing, this ca...

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ETS Muffled Resonated Burnt Tips 2015-2021 WRX/STI

$1,495.00
$1,495.00 - $1,495.00
$1,495.00
$1,255.80
$1,255.80 - $1,255.80
$1,255.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Muffled Resonated Polished Tips 2015-2021 WRX/STI

$1,495.00
$1,495.00 - $1,495.00
$1,495.00
$1,255.80
$1,255.80 - $1,255.80
$1,255.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Muffled Resonated Stealth Black Tips 2015-2021 WRX/STI

$1,545.00
$1,545.00 - $1,545.00
$1,545.00
$1,297.80
$1,297.80 - $1,297.80
$1,297.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Muffled Non-Resonated Stealth Black Tips 2015-2021 WRX/STI

$1,445.00
$1,445.00 - $1,445.00
$1,445.00
$1,213.80
$1,213.80 - $1,213.80
$1,213.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Muffled Non-Resonated Burnt Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,171.80
$1,171.80 - $1,171.80
$1,171.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Muffled Non-Resonated Polished Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,171.80
$1,171.80 - $1,171.80
$1,171.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Extreme Resonated Catback Polished Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,171.80
$1,171.80 - $1,171.80
$1,171.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Extreme Resonated Catback Stealth Black Tips 2015-2021 WRX/STI

$1,445.00
$1,445.00 - $1,445.00
$1,445.00
$1,213.80
$1,213.80 - $1,213.80
$1,213.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Extreme Non-Resonated Catback Stealth Black Tips 2015-2021 WRX/STI

$1,345.00
$1,345.00 - $1,345.00
$1,345.00
$1,129.80
$1,129.80 - $1,129.80
$1,129.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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ETS Extreme Non-Resonated Catback Polished Tips 2015-2021 WRX/STI

$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$1,087.80
$1,087.80 - $1,087.80
$1,087.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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Save 16% Save %

ETS Extreme Non-Resonated Catback Burnt Tips 2015-2021 WRX/STI

$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$1,087.80
$1,087.80 - $1,087.80
$1,087.80

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

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Remark R1-Spec Titanium Catback Exhaust 2015-2021 WRX/STI

$855.00
$855.00 - $855.00
$855.00
$769.50
$769.50 - $769.50
$769.50

This is the Remark R1-Spec Cat-Back Exhaust System. This is a high-performance exhaust system inspired by track-oriented exhaust systems designed w...

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Remark R1-Spec Stainless Steel Catback Exhaust 2015-2021 WRX/STI

$655.00
$655.00 - $655.00
$655.00
$589.50
$589.50 - $589.50
$589.50

This is the Remark R1-Spec Cat-Back Exhaust System. This is a high-performance exhaust system inspired by track-oriented exhaust systems designed w...

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MBRP Race 3" Carbon Fiber Quad Tip Catback Exhaust 2015-2021 WRX/STI

$969.99
$969.99 - $969.99
$969.99
$824.49
$824.49 - $824.49
$824.49

MBRP® Cat-Back Performance Exhaust for Subaru WRX2.0L, Subaru WRX STI 2.5L Models. 3" Cat-Back, Dual Split Rear Exit, T304 Stainless Steel, RACE Ve...

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Invidia N1 Catback Exhaust w/ Bead Blasted Piping Titanium Tip 2015-2021 WRX/STI

$993.00
$993.00 - $993.00
$993.00
$645.45
$645.45 - $645.45
$645.45

304 stainless steel construction 3-inch piping diameter Bead blasted piping option Single-exit design 4-inch titanium exhaust tip Includes silence...

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Invidia N1 Stainless Tip Single Exit Exhaust 2015-2021 WRX/STI

$1,134.00
$1,134.00 - $1,134.00
$1,134.00
$737.10
$737.10 - $737.10
$737.10

This is the Invidia N1 Cat-Back Exhaust System. The N1 is one of Invidia's most popular cat-back options offered in their catalog due to the qualit...

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Invidia N1 Burnt Tip Single Exit Exhaust 2015-2021 WRX/STI

$1,134.00
$1,134.00 - $1,134.00
$1,134.00
$737.10
$737.10 - $737.10
$737.10

This is the Invidia N1 Cat-Back Exhaust System. The N1 is one of Invidia's most popular cat-back options offered in their catalog due to the qualit...

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Invidia N1 Racing Burnt Tip Single Exit Exhaust 2015-2021 WRX/STI

$993.00
$993.00 - $993.00
$993.00
$645.45
$645.45 - $645.45
$645.45

This is the Invidia Racing Series Cat-Back Exhaust System. This exhaust system features a design that combines minimal bends with a larger piping d...

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Invidia Q300 Resonated Single Exit Catback 2015-2021 WRX/STI

$1,190.00
$1,190.00 - $1,190.00
$1,190.00
$773.50
$773.50 - $773.50
$773.50

This is the Invidia Q300 Cat-Back Exhaust System. The Q300 is a highly coveted exhaust system among enthusiasts because it gives them everything th...

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Invidia N1 Stainless Tip Dual Catback Exhaust 2015-2021 WRX/STI

$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$841.75
$841.75 - $841.75
$841.75

This is the Invidia N1 Cat-Back Exhaust System. This exhaust system features a design that combines minimal bends with a larger piping diameter. Th...

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Invidia N1 Burnt Tip Dual Catback Exhaust 2015-2021 WRX/STI

$1,335.00
$1,335.00 - $1,335.00
$1,335.00
$867.75
$867.75 - $867.75
$867.75

This is the Invidia N1 Cat-Back Exhaust System. This exhaust system features a design that combines minimal bends with a larger piping diameter. Th...

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