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In-Stock 2017 Subaru WRX Catback

Looking for in-stock aftermarket parts to modify or upgrade your 2017 Subaru WRX with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories.

Catback Parts:

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aFe Exhaust Cat Back

aFe
aFe Exhaust Cat Back 49-36801-L
IN STOCK - LOW
49-36801-L
This Takeda dual cat-back exhaust system for the 2015 - 2020 Subaru WRX and WRX STI delivers true bolt-on performance with gains up to +14 horsepower and +22 lbs. x ft. of torque as measured on our in-house dyno. 3" into 2-1/4" mandrel-bent 304 stainless steel tubing, mitered merge and dual, stainle...
aFe Takeda 3in 304 SS Cat-Back Exhaust System 15-18 Subaru WRX/WRX STI H4-2.0/2.5L (t)
2015-2021 Subaru WRX Base / Limited / Premium
$2,135.00 CLEARANCE
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Details
aFe Exhaust Cat Back 49-36801-P
IN STOCK - LOW
49-36801-P
aFe is proud to introduce an all new Takeda dual cat-back exhaust system for the 2015-2020 Subaru WRX and WRX STI with the H4-2.0L/2.5L (t) engines. This performance cat-back exhaust system is constructed out of 3" into dual 2-1/4" mandrel-bent 304 stainless steel tubing and incorporates a mitered m...
aFe Takeda 3in SS Exhaust Cat-Back 15-16 Subaru WRX/STI 2.0L/2.5L Polished Tips
2015-2021 Subaru WRX Base / Limited / Premium
$1,852.00
Details
aFe Exhaust Cat Back 49-36810-B
IN STOCK - DROPSHIPS
49-36810-B
This cat-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 4-1/2 IN diameter black 304 stainless steel exhaust tips. The tips features a laser etched Takeda lo...
aFe Subaru WRX/STi 15-21 H4-2.0/2.5L Takeda 3in to 2-1/2in Stainless Cat-Back Exhaust w/ Black Tip
2015-2021 Subaru WRX Base / Limited / Premium
$1,461.00
Details
aFe Exhaust Cat Back 49-36810-C
IN STOCK - DROPSHIPS
49-36810-C
This cat-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 4-1/2 IN diameter carbon fiber 304 stainless steel exhaust tips. The tips features a Takeda logo for...
aFe Subaru WRX/STi 15-21 H4-2.0/2.5L Takeda 3in to 2-1/2in Stainless Cat-Back Exhaust Crbn Fiber Tip
2015-2021 Subaru WRX Base / Limited / Premium
$1,461.00
Details
aFe Exhaust Cat Back 49-36810-P
IN STOCK - DROPSHIPS
49-36810-P
This cat-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 4-1/2 IN diameter polished 304 stainless steel exhaust tips. The tips features a laser etched Takeda...
aFe Subaru WRX/STi 15-21 H4-2.0/2.5L Takeda 3in to 2-1/2in Stnlss Cat-Back Exhaust w/ Polished Tip
2015-2021 Subaru WRX Base / Limited / Premium
$1,362.00
Details

AWE Tuning Cat-Back Touring

AWE Tuning
AWE Tuning Cat-Back Touring 3015-42098
IN STOCK
3015-42098
A direct bolt-on, full 3” straight-through design with a resonated mid section and tailored mufflers in the rear, the Touring Edition acts as the sophisticated, drone-free member of the WRX exhaust suite. If you're looking to liven up your commute while retaining civil in-cabin characteristics, th...
AWE Tuning 2015+ Subaru WRX VA Sedan Touring Edition Exhaust - Chrome Silver Tips (102mm)
2015-2021 Subaru WRX Base / Limited / Premium
$1,595.00
Details
AWE Tuning Cat-Back Touring 3015-43102
IN STOCK - LOW
3015-43102
A direct bolt-on, full 3” straight-through design with a resonated mid section and tailored mufflers in the rear, the Touring Edition acts as the sophisticated, drone-free member of the WRX exhaust suite. If you're looking to liven up your commute while retaining civil in-cabin characteristics, th...
AWE Tuning 2015+ Subaru WRX VA Sedan Touring Edition Exhaust - Diamond Black Tips (102mm)
2015-2021 Subaru WRX Base / Limited / Premium
$1,595.00
Details

AWE Tuning Cat-Back Track

AWE Tuning
AWE Tuning Cat-Back Track 3020-42058
IN STOCK
3020-42058
For those looking for take it to 11, and leaving it there, go Track. The Track Edition retains all of the precision engineering from the Touring Edition, minus the tailored mufflers in the rear sections. The result? Unfiltered BOXER® rumble both in and out of the cabin with enhanced crackles when s...
AWE Tuning Subaru WRX/STI VA/GV Sedan Track Edition Exhaust - Chrome Silver Tips (102mm)
2015-2021 Subaru WRX Base / Limited / Premium
$1,195.00
Details

AWE Tuning Exhaust Conversion Kits

AWE Tuning
AWE Tuning Exhaust Conversion Kits 3815-41004
IN STOCK
3815-41004
Tired of drone but still want the full bodied FA tone of the Track Edition? Convert your existing AWE Track Edition Cat Back into a Touring Edition by equipping 180 Technology® axlebacks in place of the Track Edition straight-sections....
AWE Tuning 2015+ Subaru WRX (VA) Track-to-Touring Conversion Kit
2015-2021 Subaru WRX Base / Limited / Premium
$695.00
Details
AWE Tuning Exhaust Conversion Kits 3820-41004
IN STOCK
3820-41004
AWE made it easy to convert from a Touring to a Track Edition in the event you want to increase the aggression inside of the cabin. The Track Edition Conversion Kit features straight-through Track Edition rear sections, and comes complete with new hardware. Simply unbolt the exisiting Touring Editio...
AWE Tuning 2015+ Subaru WRX (VA) / 2011+ Subaru STI (VA/GV) Touring-to-Track Conversion Kit
2015-2024 Subaru WRX Base
2015-2025 Subaru WRX Limited / Premium
$395.00
Details

Borla Cat Back ATAK

Borla
Borla Cat Back ATAK 140595
IN STOCK
140595
This 3" diameter into dual 2.25" BORLA Cat-Back™ system is tuned for performance and sound for both the 2.0L engine in the WRX and the 2.5L engine in the STI. Our S-Type sound level is designed to bring out the Subaru Boxer engine rumble and provides an aggressive sound without the drone. This sys...
Borla 15-16 Subaru WRX / STI 2.5L S-Type Cat-Back Exhaust Quad Rd RL Tips
2015-2021 Subaru WRX Base / Limited / Premium
$1,799.99
Details

Borla Cat Back S-Type

Borla
Borla Cat Back S-Type 140595CB
IN STOCK
140595CB
This 3" diameter into dual 2.25" BORLA Cat-Back™ system is tuned for performance and sound for both the 2.0L engine in the WRX and the 2.5L engine in the STI. Our S-Type sound level is designed to bring out the Subaru Boxer engine rumble and provides an aggressive sound without the drone. This sys...
Borla 15-19 Subaru WRX/STI 2.5L Turbo 3in S-Type Catback Exhaust - 2.5in Black Chrome Tips
2015-2021 Subaru WRX Base / Limited / Premium
$1,949.99
Details

CORSA Performance Cat-Back Sport

CORSA Performance
CORSA Performance Cat-Back Sport 14857BLK
IN STOCK
14857BLK
CORSA's Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a...
Corsa 2015-2021 Subaru WRX Cat Back Exhaust Black Quad 3.5in Tips *Sport*
2015-2020 Subaru WRX Base / Limited / Premium
$1,928.99
Details

Injen Catback Exhaust

Injen
Injen Catback Exhaust SES1207TT
IN STOCK
SES1207TT
An aftermarket exhaust system is one of the simplest modifications you can make to your vehicle that will add both power and personality to your ride. We make choosing an exhaust system easy with our superior build quality, tone, and performance. All protected by the world renowned Injen Limited Lif...
Injen 15-20 Subaru STI Cat Back Exhaust w/ Quad Titanium Tips
2015-2021 Subaru WRX Base / Limited / Premium
$1,665.42 CLEARANCE
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Details

Invidia Gemini - Stainless Tips

Invidia
Invidia Gemini - Stainless Tips HS15STIGM4SS
IN STOCK
HS15STIGM4SS
Invidia 2015+ Subaru WRX / STI Gemini/R400 Single Layer Quad Stainless Steel Tip Cat-Back Exhaust
2015-2020 Subaru WRX Base / Limited / Premium
$1,736.56
Details

Invidia Gemini - Titanium Tips

Invidia
Invidia Gemini - Titanium Tips HS15STIGM4ST
IN STOCK
HS15STIGM4ST
Invidia 2015+ Subaru WRX / STI Gemini/R400 Single Layer Quad Titanium Tip Cat-Back Exhaust
2015-2020 Subaru WRX Base / Limited / Premium
$1,848.28
Details

MBRP Catback Exhaust 304

MBRP
MBRP Catback Exhaust 304 S4800304
IN STOCK
S4800304
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-19 Subaru WRX 2.0L/STI 2.5L 3in Dual Split Rear Exit w/ 3.5in Tips - T304 (Street Version)
2015-2021 Subaru WRX Base / Limited / Premium
$1,049.99
Details
MBRP Catback Exhaust 304 S4802304
IN STOCK
S4802304
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-19 Subaru WRX 2.0L/STI 2.5L 3in Dual Split Rear Exit w/ 3.5in Tips - T304 (Race Version)
2015-2021 Subaru WRX Base / Limited / Premium
$934.99
Details
MBRP Catback Exhaust 304 S48023CF
IN STOCK
S48023CF
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-19 Subaru WRX 2.0L/STI 2.5L 3in Dual Split Rear Exit w/ 3.5in CF Tips - T304 (Race Version)
2015-2021 Subaru WRX Base / Limited / Premium
$1,049.99
Details
MBRP Catback Exhaust 304 S4803304
IN STOCK
S4803304
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-21 Subaru WRX 2.0L/STI 2.5L/ 11-14 Sedan 3in Cat-Back Single Rear Exit - T304
2015-2021 Subaru WRX Base / Limited / Premium
$714.99
Details
MBRP Catback Exhaust 304 S48033BE
IN STOCK
S48033BE
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-21 Subaru WRX 2.0L/STI 2.5L/ 11-14 Sed. 3in Cat-Back Single Rear Exit w/ Burnt End Tips-T304
2015-2021 Subaru WRX Base / Limited / Premium
$734.99
Details
MBRP Catback Exhaust 304 S48033CF
IN STOCK - DROPSHIPS
S48033CF
THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if y...
MBRP 15-21 Subaru WRX 2.0L/STI 2.5L/11-14 Sed 3in Cat-Back Single Rear Exit w/Carb Fiber Tips- T304
2015-2021 Subaru WRX Base / Limited / Premium
$779.99
Details

Mishimoto Cat-back Exhaust

Mishimoto
Mishimoto Cat-back Exhaust MMEXH-WRX-15
IN STOCK - DROPSHIPS
MMEXH-WRX-15
Mishimoto is proud to release the Performance Cat-back for the 2015+ Subaru WRX/STI. The biggest complaint is the stock cat-back exhaust systems lack of aggressiveness. By installing the Mishimoto Performance Stainless Steel Cat-back, the exhaust system is able to breathe easier, providing horsepowe...
Mishimoto 2015 Subaru WRX 3in Stainless Steel Cat-Back Exhaust
2015-2021 Subaru WRX Base / Limited / Premium
$1,326.95
Details