Suruga Speed is a Japanese exhaust and tuning specialist famed for its distinctive PFS (Perfect Full Spec) Loop sound mufflers and bridge loop exhaust systems. The range covers cat-back exhausts, muffler cutters and sound-tuned systems engineered for a deep, refined note on cars like the Suzuki Swift Sport and Lexus IS. Each system balances flow, back-pressure and tone for real performance gains. Black Hawk Japan stocks the full Suruga Speed range, sourced direct from Japan.