Toyota Supra GR A90 Catless Downpipe 2019-2023 (B58 A90) | WSTN Performance

BMW's B58 makes serious power in a straight line. A stock downpipe is the first thing standing between you and what this engine can actually do. WSTN Performance catless downpipe for the Toyota Supra GR A90. Perth quality-checked and dispatched worldwide. Why Upgrade? ✓ B58 Unlocked: The B58 responds sharply to reduced backpressure. Removing the factory catalytic converter is one of the highest-impact single modifications you can make to this platform. ✓ Faster Spool: Less restriction at the turbo outlet means boost builds quicker and holds longer through the power band. ✓ T304 Stainless Construction: Corrosion-resistant T304 stainless steel engineered for the sustained output of the B58's single-turbo setup. ✓ Hand Built to Order: Built to your order and quality checked in Perth WA before dispatch. Not pulled from shelf stock. Key Features & Specs Material: T304 stainless steel Construction: TIG-welded Catalyst: None (catless — track/competition use) Finish: Natural brushed stainless Branding: WSTN Performance logo Fitment & Compatibility ✓ Toyota Supra GR (A90) / 2019–2023 / B58 3.0T I6 Confirm fitment before purchase Add your make, model, year, and VIN in the cart notes at checkout so we can match against our compatibility database before dispatch. Wrong fitment costs everyone time we'd rather not waste. What's In the Box ✓ 1 x WSTN Performance Toyota Supra GR A90 Catless Downpipe with WSTN Performance logo Installation Difficulty: 4 of 5 — Turbo downpipe replacement, specialist installation required Time: 1 to 3 Hours Mounting: OEM flange replacement at turbo outlet Technical Note: Catless unit removes factory catalytic converter. Track and competition use only. Compliance with local emissions regulations is the buyer's responsibility. Confirm fitment before purchase Add your make, model, year, and VIN in the cart notes at checkout so we can match against our compatibility database before dispatch. Wrong fitment costs everyone time we'd rather not waste. Warranty / Shipping DISCLAIMER WSTN Performance components are designed for track and competition use. To protect your build and ensure a perfect finish, we recommend professional installation by a certified specialist/workshop. It is the buyer's responsibility to ensure modifications comply with local regulations. WARRANTY We stand behind every product we sell. All WSTN Performance products carry a 1 year WSTN Performance warranty as standard. This covers any manufacturing defects, giving you total peace of mind that your upgrade is built to last. View our full Warranty policy page here. SHIPPING We offer tracked worldwide shipping on our entire catalogue. Products marked as "Built to Order" are completed in 3-5 weeks (check the product page as lead times may vary) and personally dispatched from our Perth WA facility. View our full Shipping policy page here. RETURNS We offer returns on all products if items are damaged or there is something wrong. If we ever make a mistake, we'll cover the return shipping to make it right. View our full Return policy page here. SUPPORT Need a hand with fitment, shipping, or a return? Our Perth-based team is here to help you get your build perfect. Email: contact@wstnperformance.com