Description HKS Hi-Power Spec L2 Muffler for Subaru SK5 – PN#:31019-AF134 PRODUCT DESCRIPTION: The HKS Hi-Power Spec-L II Muffler (PN#: 31019-AF134) is a premium axle-back exhaust system designed specifically for the Subaru Forester SK5 (2020 and newer) equipped with the CB18 turbocharged engine. This system emphasizes weight reduction, enhanced exhaust efficiency, and a sporty sound profile, all while maintaining compatibility with both front-wheel drive (FF) and all-wheel drive (4WD) models. PRODUCT FEATURES: Enhanced Exhaust Efficiency: The straight-through layout improves exhaust flow, contributing to better engine performance. Sporty Sound Profile: Tuned to accentuate the boxer engine’s characteristics, providing a deep tone at low RPMs and a high-tone sound at higher RPMs, while reducing cabin drone. High-Quality Materials: Constructed from SUS304 stainless steel with titanium tail tips for durability and a premium look. Compatibility: Designed for the Subaru Forester SK5 (2020 and newer) with the CB18 turbo engine; compatible with both FF and 4WD models. PRODUCT SPECIFICATIONS: Main Material – SUS304 Stainless Steel Tip Material – Titanium Tip Diameter – 94 mm (Left & Right) Main Pipe Diameter – 50.8 mm x 2 Close Noise Level – Stock: 73 dB; HKS: 86 dB Minimum Ground Clearance – 210 mm
