Exhaust Systems for 2018 Subaru WRX Kits
Find parts that fit
We need more information about your vehicle to confirm fit.
2018
Subaru
WRX
SPONSOREDSPONSOREDSPONSOREDSPONSORED
1,197 Results
Exhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MBRP Exhaust S4801304-BB 2.5in. Axle-BackBrand New: MBRP Exhaust$354.99Free shippingExhaust System Kit for 2015-2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MBRP Exhaust S4801304-BD 2.5in. Axle-BackBrand New: MBRP Exhaust$354.99Free shippingMBRP Armor Pro 2.5" Axle-Back Exhaust Kit for 2015-2021 Subaru WRX & STI (Fits: More than one vehicle)
Brand New: MBRP Exhaust$354.99Only 1 left!For 15-21 Subaru WRX / STi 3" T304 Stainless Steel Resonated Mid Pipe Kit (Fits: More than one vehicle)
Brand New$289.98Free shippingOnly 3 leftFor 15-21 Subaru WRX 6MT High-Flow Cat Resonated J-Pipe Intake Tube Exhaust (Fits: 2018 Subaru WRX)
Brand New$299.98Free shipping3" MUFFLER QUAD TIP CATBACK RACING EXHAUST SYSTEM FOR 2015-2020 SUBARU WRX/STI (Fits: More than one vehicle)
Stainless Steel Performance Spec Subaru Impreza WRX/STIBrand New: Charismatic Racing Concepts$335.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingBurn Style Stainless Axle Back Muffler Exhaust for Subaru WRX & STi 15-21 (Fits: More than one vehicle)
Brand New$249.99Free shipping168 soldPolished Stainless Axle Back Muffler Exhaust for Subaru WRX & STi 15-21 (Fits: More than one vehicle)
Brand New$214.99Free shipping104 sold3" Stainless CatBack Exhaust Muffler System 4" Quad Tips 15-21 Subaru WRX STI VA (Fits: 2018 Subaru WRX STI)
Brand New: Custom$389.95Free shippingOnly 1 left!3" Stainless Quad Tip CatBack Exhaust Muffler System 15-21 Subaru WRX STI 2.5L (Fits: 2018 Subaru WRX STI)
Brand New: Custom$389.95Free shippingOnly 1 left!For 15-21 Subaru WRX / STi Muffler Delete Axle Back 4 Inch Quad Tips Exhaust (Fits: More than one vehicle)
Brand New$249.98Free shippingOnly 3 leftStainless 3" CatBack Exhaust Muffler System For 11-21 Subaru Impreza WRX STI VA (Fits: More than one vehicle)
Brand New: Custom$399.95or Best OfferFree shippingOnly 1 left!Fits 2015-2021 Subaru WRX STI 4" Quad Tip Catback Exhaust System Stainless Steel (Fits: More than one vehicle)
✅Best Quality✅Money Back Guarantee✅Same Day ShippingBrand New: Spec-D Tuning$474.38Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $799.9952 watchingExhaust System Kit for 2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MagnaFlow 19362-AT Exhaust and Tail PipesBrand New: MagnaFlow$663.00Exhaust System Kit for 2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MagnaFlow 19362-AS Exhaust and Tail PipesBrand New: MagnaFlow$663.00APEXi N1 EVO-X CatBack Exhaust for 2015~2021 Subaru WRX & WRX STi (USED) (Fits: More than one vehicle)
Pre-Owned: A'PEXi$900.00Free shippingGReddy JDM-spec TRUST PE-TR Exhaust for 2015-2021 Subaru WRX / STI (Fits: More than one vehicle)
Brand New: Greddy$1,026.38For 15-20 Subaru Impreza WRX/STI Dual Muffler Quad 3" Tip Racing Catback Exhaust (Fits: More than one vehicle)
Brand New: PM$308.89Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping3" Mid pipe Kit For 15-21 Subaru WRX / STi T304 Stainless Steel Resonated New (Fits: More than one vehicle)
Brand New: Aftermarket Products$289.98MBRP Armor Pro Catback Exhaust System for 2015-2021 Subaru WRX & STI (Fits: More than one vehicle)
Brand New: MBRP Exhaust$969.99Free shippingFor 15-21 Subaru WRX STi Muffler Delete Axle Back 4 Inch Quad Burnt Tips Exhaust (Fits: More than one vehicle)
Brand New$289.99Free shippingOnly 3 leftMagnaflow Exhaust Muffler System for 2015-2019 Subaru WRX 15-19 (Fits: More than one vehicle)
Pre-Owned: Subaru$650.07Was: $699.00Free shippingFit 2015-2021 Subaru WRX STI 4" Quad Tips Catback Dual Muffler Exhaust System (Fits: More than one vehicle)
Brand New: Autozensation$474.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $799.997 watchingGReddy JDM-spec TRUST PE-TR fits 2015-2021 Subaru WRX & STI (Fits: More than one vehicle)
Brand New: Greddy$1,035.00Exhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MBRP Exhaust S48033CF-BA 3in. Cat-BackBrand New: MBRP Exhaust$724.99Free shippingExhaust System Kit for 2015-2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MBRP Exhaust S48013CF-BD 2.5in. Axle-BackBrand New: MBRP Exhaust$464.99Free shippingMagnaflow Exhaust System Kit for 2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MagnaFlow 19362-AM Exhaust and Tail PipesBrand New: MagnaFlow$663.00Exhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MBRP Exhaust S48013CF-BB 2.5in. Axle-BackBrand New: MBRP Exhaust$464.99Remark R1-Spec CatBack Single Exit Exhaust for 15-20 Subaru WRX & STi (Fits: More than one vehicle)
Brand New$606.88Only 1 left!For 15-21 Subaru WRX STi 4 Inch Quad Burnt Tips Cat Back Exhaust System (Fits: More than one vehicle)
Brand New$569.98Free shippingOnly 3 leftSubaru WRX STI Axle Back exhaust Stock/OEM (2015/2016/2017/2018/2019/2020/2021 )
Pre-Owned: Subaru Tecnica International$150.00Local Pickupor Best OfferInvidia for 15+ Subaru WRX/STI Single Racing Titanium Tip Cat-back Exhaust (Fits: More than one vehicle)
FREE AND FAST SHIPPING. FREE RETURNS. 100% AUTHENTIC!Brand New: Invidia$662.66Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping3" Stainless CatBack Exhaust Muffler System For 11-21 Subaru WRX 2.0L & STI 2.5L (Fits: More than one vehicle)
Brand New: Custom$469.95Only 1 left!Exhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MBRP Exhaust S48033BE-BA 3in. Cat-BackBrand New: MBRP Exhaust$679.99Magnaflow Exhaust System Kit for 2018 Subaru WRX STI (Fits: 2018 Subaru WRX STI)
MagnaFlow 19362-AN Exhaust and Tail PipesBrand New: MagnaFlow$663.00Stainless SS Axle Back Exhaust Muffler Pipe System For 15-20 Subaru WRX/STI 2.5L (Fits: More than one vehicle)
Brand New: Custom$219.95Only 1 left!MBRP Armor Pro Catback Exhaust Carbon Tip for 2011-2021 Subaru WRX / STI Sedan (Fits: More than one vehicle)
Brand New: MBRP Exhaust$724.99HKS Hi-Power for 2015-2021 Subaru WRX & STI (Fits: More than one vehicle)
Brand New: HKS$1,175.89or Best OfferFree shippingFor 15-21 Subaru WRX / STi | Axle Back Muffler Delete Quad Burnt Tips Exhaust (Fits: More than one vehicle)
Brand New$289.98Free shippingOnly 3 leftJ-Pipe Intake Tube Exhaust For 15-21 Subaru WRX 6MT High-Flow Cat Resonated New (Fits: 2018 Subaru WRX)
Brand New: Aftermarket Products$299.98For 15-20 Subaru WRX STI Sedan Dual 3" Muffler Quad Tip Racing Catback Exhaust (Fits: More than one vehicle)
Stainless Steel Performance Spec Subaru Impreza WRX/STIBrand New$350.88Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Quad Tips Exhaust For 15-21 Subaru WRX / STi Axle Back Muffler Delete 4 Inch New (Fits: More than one vehicle)
Brand New: Aftermarket Products$249.98Hooker BH9301 Axle-Back Exhaust System For Subaru WRX/STI 2.0L-2.5L 2.5" 2015-20 (Fits: 2018 Subaru WRX STI)
With MufflersBrand New: HOOKER HEADERS$229.00or Best OfferFree shippingMBRP S48023CF Quad Rear Exit Catback Exhaust for 15-21 Subaru WRX/STI 2.0L/2.5L (Fits: More than one vehicle)
Fast and Free Shipping. Easy Returns. Great service.Brand New: MBRP Exhaust$969.99or Best OfferStainless Stainless Axle Back Exhaust Muffler Pipe For 15-20 Subaru WRX/STI 2.5L (Fits: More than one vehicle)
Brand New: Custom$244.95or Best OfferOnly 1 left!Resonated Midpipe Kit For 15-Up Subaru WRX / STi 3" T304 Stainless Steel New (Fits: More than one vehicle)
Brand New: Aftermarket Products$289.98Free shippingMBRP 2.5'' Axle-Back Exhaust Quad Exit w/SS Tip For 15-21 Subaru WRX / WRX STI (Fits: More than one vehicle)
Authorized Dealer - 60 Day Free Returns 100% +FeedbackBrand New: MBRP Exhaust$354.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best Offer12 watching3" MUFFLER TIP RACING CATBACK EXHAUST FOR 15-20 SUBARU IMPREZA WRX/STI GK/GT (Fits: More than one vehicle)
Stainless Steel Performance Spec Subaru Impreza WRX/STIBrand New: Speed Daddy$315.88Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
33 watchingSR*S 3" Mid Section FOR 2015-2021 SUBARU WRX/STI CAT AXLEBACK EXHAUST (Fits: More than one vehicle)
Brand New$359.99Was: $449.99or Best OfferFree shippingOnly 1 left!HKS Legamax Premium Catback Exhaust System for Subaru WRX / STI (2015-2021) New (Fits: More than one vehicle)
Brand New: HKS$1,242.25or Best OfferFree shipping4 watchingExhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MagnaFlow 19362-AQ Exhaust and Tail PipesBrand New: MagnaFlow$663.00Magnaflow Exhaust System Kit for 2015-2018 Subaru WRX (Fits: 2018 Subaru WRX)
MagnaFlow 19362-AK Exhaust and Tail PipesBrand New: MagnaFlow$663.00