SPDZ1 Subaru WRX FA20 J-Pipe High Flow Downpipe Combo 2015-2021 6MT

SPDZ1 Subaru WRX FA20 J-Pipe High Flow Downpipe Combo 2015-2021 6MT Unlock the full potential of your FA20-powered WRX with the SPDZ1 J-Pipe Downpipe. Engineered for maximum exhaust flow and long-term durability, this catless downpipe is the perfect foundation for serious performance builds. Whether you’re chasing faster spool, stronger mid-range torque, or preparing for custom tuning, SPDZ1 delivers a superior solution compared to generic aftermarket options. Key Features & Benefits: High-Flow Catless Design – Removes restrictions to deliver significant horsepower and torque gains across the powerband. True Stainless Steel Collector – 3.5” turbine outlet smoothly transitions into 3” mandrel-bent piping for frictionless flow and rapid turbo response. Integrated 90° O2 Spacer – Built onto the pipe to help reduce CELs without requiring extra adapters. Extra O2 Bung Included – Perfect for wideband sensors, making dyno sessions and ECU tuning effortless. Durable 304 Stainless Steel – TIG-welded with CNC-machined V-band flanges for a leak-free, precision fit. Flex Section Included – Helps absorb drivetrain movement, minimizing stress on welds, flanges, and hangers. Complete Installation Kit – Comes with all required gaskets and hardware for a true bolt-on installation. Now includes heat ring for turbo mating flange! Specifications: 3.5” Stailness collector to 3” mandrel-bent piping V-band connection with clamp included Two-piece design for easier installation .38” thick CNC-machined flanges Handmade and TIG-welded craftsmanship Direct bolt-on for 2015–2021 Subaru WRX 6MT models only ⚠️ Note: This is a catless J-pipe intended for off-road/track use only. ECU tuning is strongly recommended for best performance and proper operation. IN STOCK AND READY TO SHIP!!