Toyota Corolla Hatchback Quad-Exit Catback Exhaust System. Designed for the ultimate Corolla Hatchback enthusiasts. Fitment Information Toyota Corolla Hatchback (2019, 2020, 2021, 2022, 2023, 2024, 2025) 2023+ Toyota Corolla Hatchback needs diffuser trimming and the diffuser is not removable like 2019~2022 models Note To use this product, you will need to remove or modify OEM diffuser. Or use aftermarket diffuser Use factory donut gaskets and spring bolts where they connect to factory OEM piping. Confirmed fitment to 2023+ model Corolla Hatchback. The 2023 Corolla Hatchback underwent a minor facelift for 2023. This included a change in design of the rear bumper in which the diffuser section is no longer detachable from the center section of the bumper. The REMARK catback dual muffler, quad tip exhaust system can be fitted to the 2023+ model hatchback but the sections of the rear bumper must be trimmed to allow clearance for the 3.5" quad stainless steel tips. Exhaust note and fitment to the forward section of the OEM exhaust remains unchanged from the 2019-2022 models. Specs & Features Exhaust Type: Catback Exhaust - Bolt on 2pc design Piping Diameter: 2.5inch, 16 gauge T304 stainless steel, mandrel bent pipe Tip Diameter: 3.5" quad tips (2 on each side) Piping Material: T304 stainless steel Exhaust Tip: Double Wall tip design - Stainless Steel, Stainless Burnt, Titanium Burnt Muffler Material: T304 stainless steel or Titanium Muffler: 2 REMARK proprietary designed mufflers Welding: Hand crafted high quality tig welding Remark USA exhaust systems are amongst the best looking and best sounding we have seen! Check out the photos for some of the best craftsmanship of any exhaust system on the market.  Remark accomplishes this by using only the best materials, careful hand welding and attention to detail that rivals anything else. Remark exhaust systems also feature a clean, crisp sound that brings out the natural acoustics of our engine to produce an awesome modified sound.