Cat-Back Exhaust System
Fits: 15-21 Subaru WRX/STI
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Pay over time · Est. $31.25/payment ⓘ
Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded. View all options
Pay over time · Est. $31.25/payment ⓘ
Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded. View all options
For your : Other cat-back exhausts for 15-21 WRX
See all 50-
MBRP [11-14 WRX/STI Sedan, 15-21 WRX/STI] 3in Dual Split Rear Exit Cat-Back Exhaust w/ 3.5in Tips - T304 - Race Version
$989.99In stock
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AWE Tuning [11-21 WRX/STI Sedan] Track Edition Cat-Back Exhaust - Diamond Black Tips
$1,195.00In stock
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AWE Tuning [11-21 WRX/STI Sedan] Track Edition Cat-Back Exhaust - Chrome Silver Tips
$1,195.00In stock
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Invidia [15-21 WRX/STI] Gemini R400 Signature Series Black Tip Cat-Back Exhaust
$1,655.00In stock
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Invidia [15-21 WRX] [15-21 WRX STI] Q300 Cat Back Exhaust - Double Wall Titanium Tips
$1,634.00In stock
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Borla [15-21 WRX] [15-21 WRX STI] S-Type Cat-Back Exhaust - Polished Stainless Tips
$1,799.99In stock
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ETS [15-21 WRX/STI] Extreme Catback Exhaust Non Resonated Burnt Tips
$1,295.00In stock
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Invidia [15-21 WRX] [15-21 WRX STI] Gemini R400 Cat-Back Exhaust - Titanium Quad Tips
$1,634.00In stock
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Invidia [15-21 WRX/STI] N1 Dual Cat-Back Exhaust - Titanium Tips
$1,157.00In stock
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AWE Tuning [15-21 WRX Sedan] Touring Edition Cat-Back Exhaust - Chrome Silver Tips
$1,595.00In stock
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Cobb Tuning [11-21 WRX Sedan, 11-21 STI Sedan] Stainless Steel GV/VA Cat-Back Exhaust
$1,565.00In stock
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Cobb Tuning [11-21* WRX/STI Sedan] Titanium Cat-Back Exhaust
$2,450.00In stock
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Borla [15-21 WRX/STI] S-Type Cat-Back Exhaust w/ Ceramic Black Steel Tips
$1,949.99In stock
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MBRP [11-14 WRX/STI Sedan, 15-21 WRX/STI] Armor Pro Race 3" Cat-Back Exhaust - Carbon Fiber Tips
$1,114.99In stock
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Invidia [15-21 WRX] [15-21 WRX STI] N1 Cat Back Exhaust w/ Bead Blasted Piping - Titanium Tip
$861.00In stock
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Remark [15-21 WRX/STI] R1-Spec Single-Exit Cat-Back Exhaust w/ Stainless Tip
$995.00In stock
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Invidia [15-21 WRX] [15-21 WRX STI] N1 Dual Burnt Titanium Tip Cat Back Exhaust - Sedan
$861.00In stock
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AWE Tuning [15-21 WRX Sedan] Touring Edition Cat-Back Exhaust - Diamond Black Tips
$1,595.00In stock
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Revel [08-21 WRX, 11-21 WRX STI] Medallion Ultra Ti Single Exit Titanium Cat-Back Exhaust
$1,161.00In stock
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HKS [15-21 WRX/STI] Legamax Premium Cat-Back Exhaust
$1,990.00In stock
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HKS [15-21 WRX/STI] Hi-Power Cat-Back Exhaust
$1,900.00In stock
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Invidia [15-21 WRX] [15-21 WRX STI] Gemini R400 Cat-Back Exhaust - Stainless Steel Quad Tips
$1,535.00In stock
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Extreme Turbo Systems [15-21 WRX/STI] Cat-Back Exhaust
$1,295.00In stock
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OVERTAKE [02-26 WRX, 04-21 STI, 13-26 BRZ/GR86] Cat-Back Exhaust Refresh Kit - 3 in. Single Exit
$49.00In stock
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XForce [11-21 WRX / WRX STI Sedan] Cat-Back Exhaust - Quad 3.5in Tips
$1,125.00In stock
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MBRP [11-14 WRX/STI Sedan, 15-21 WRX/STI] 3in Dual Split Rear Exit Cat-Back Exhaust w/ 3.5in Carbon Fiber Tips - T304 - Race Version
$1,114.99In stock
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Invidia [15-21 WRX] [15-21 WRX STI] Q300 Cat Back Exhaust - Quad Double Wall Stainless Steel Tips
$1,535.00In stock
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MBRP [11-14 WRX/STI Sedan, 15-21 WRX/STI] 3in Dual Split Rear Exit Cat-Back Exhaust w/ 3.5in Tips - T304 - Street Version
$1,114.99In stock
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Corsa Performance [15-21 WRX/STI] Sport Cat-Back Exhaust - Black Pro Series Tips
$1,928.99In stock
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HKS [15-21 WRX/STI] Hi-Power SPEC-L II Catback Exhaust w/ Burnt Tips
$1,800.00In stock
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Invidia [15-21 WRX] [15-21 WRX STI] N1 Cat-Back Exhaust - Titanium Tip
$983.00In stock
Fitment
Fitment
- 2015–2021 Subaru | WRX STI
- 2015–2021 Subaru | WRX
Description
Description
MAPerformance cat-back exhaust system for the 2015–2021 Subaru WRX and WRX STI (VA chassis), built from mandrel-bent 3-inch and 2.5-inch 304 stainless steel with TIG-welded joints, twin polished 304SS mufflers, twin resonators, and dual staggered 3.5-inch dual-wall tips. Available with or without mufflers and with a stock-downpipe adapter for aftermarket downpipe setups.
- Part number: WRX-4G-CB-REV2
- Mandrel-bent 3-inch and 2.5-inch 304 stainless steel construction, TIG welded
- Dual staggered 3.5-inch dual-wall 304SS tips (standard SS or blue burnt)
- With-muffler or no-muffler configurations; stock-downpipe adapter available
- Twin polished 304SS mufflers and twin 304SS resonators
- Does not fit SPT exhaust
- Hand-built in the USA
- All clamps and hardware included
Shipping and Delivery
Shipping and Delivery
Review our Shipping Policy for delivery details, shipping costs and exclusions.
Warranty and Support
Warranty and Support
Return and Refund
Return and Refund
Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.
Proposition 65
Proposition 65
Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov
