Fitment Information Infiniti Q50 VR30DDTT (2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023) Infiniti Q50 VQ37VHR (2014, 2015, 2016) Emissions Compliance HKS exhaust systems maintain all emissions equipment intact without any alterations, replacements, or modifications. Specs & Features Style: HP (Titan) (FULL DUAL) Exhaust System Type: Axleback or Catback Exhaust Tubing Material: SUS304 High quality stainless Exit Location: Dual Rear Main Tubing Diameter:  60.5mm x 2  Tip Finish: Silver  Tip Outlet Diameter: 119mm x L140mm Ti Tip  Exhaust Series: Full Dual Hi Power  Close Noise Level: Stock:  Axleback: 68dB / Catback: 82dB HKS:  Axleback: 86dB / Catback: 89dB Dual Layout: Independent design for both right and left banks of V-type engines, preventing performance drops due to exhaust interference and boosting high RPM performance. Balance Pipe: Controls exhaust gas pulsation for stable exhaust sound and increased low RPM torque. Weight Reduction: Full Dual Muffler weighs approximately 26kg, 13% lighter than the 30kg stock exhaust system, improving overall vehicle performance. SUS304 and Titanium Construction: Made from SUS304 stainless steel and titanium tip for durability and sleek appearance. JASMA Approved: Features proven "Advantex" glass wool for high-quality sound absorption, ensuring compliance with JASMA standards for exhaust performance and noise levels. Product Description HKS's valve-less exhaust system boasts a dual tail tip layout, enhancing rear visibility with a striking titanium slash tailpipe. Sturdy brackets, featuring the HKS logo, ensure both strength and style. The inclusion of an "EXHAUST ERROR CANCELLER" prevents error codes, ensuring hassle-free driving. Enjoy a smooth, quiet ride at low revs, with a robust sound quality that amplifies as revs increase. The powerful 119 titanium tail with left and right-hand tailpipes creates a seamless layout. Expertly positioned brackets and laser-engraved logos add to the aesthetic appeal. This valve-less design reduces exhaust resistance by 40% compared to stock valves, providing precise sound control and a sporty tone throughout the RPM range. With the "EXHAUST ERROR CANCELER," HKS ensures a stress-free driving experience. Redline360 sells only genuine and authentic HKS products.