HKS 32016-AT123V Hi-Power SPEC-L II Cat-Back Exhaust System

The HKS Hi-Power SPEC-L II Cat-Back Exhaust System represents the second generation of HKS's renowned performance exhaust line, engineered to deliver the ideal combination of weight reduction, power gains, and aggressive exhaust tone. Constructed from high-quality SUS304 stainless steel with SUH409 stainless components, this complete cat-back system features a straight-through design that reduces exhaust backpressure by up to 60% compared to stock, enabling power gains capable of supporting over 350 horsepower.

Key Features:

• Ultra-lightweight design at just 22 lbs (10 kg) - 44% lighter than stock exhaust
• Dual 94mm exhaust tips with titanium tail tip covers for a premium finish
• 60mm to dual 50mm stepped piping diameter for optimized exhaust flow
• Straight-through muffler design with Advantex wool packing for deep, sporty tone
• JASMA-compliant for street legal performance
• Sound level: 90 dB at redline, 59 dB at idle
• Engineered equal-length design produces clean, balanced exhaust note
• Silent chamber technology eliminates annoying exhaust drone

This exhaust system achieves weight comparable to titanium systems while maintaining the durability and value of stainless steel construction. The SPEC-L II features interchangeable tail tip finisher covers, allowing customization of the exhaust appearance. Complete main and center pipe sections are included for straightforward bolt-on installation.