Complete Guide to JDM Air Intake Systems and High-Flow Filters

Airflow is the foundation of engine performance. In 2025, authentic JDM air intake systems from HKS, Blitz, AEM, and K&N continue to deliver proven power gains and improved throttle response.

Top JDM Air Intake Manufacturers

HKS Racing Suction & Super Power Flow - Premium intake systems with dyno-proven results. Racing Suction features enclosed airbox design with cold air feed. Available for GT-R R32/R33/R34/R35, Supra A80/A90, WRX STI, and Evo. Gains: 8-15hp. Price: ¥40,000-¥80,000.

Blitz SUS Power & Advance Power - Stainless steel construction with excellent heat resistance. Popular for Nissan SR20DET, RB engines, and Toyota 2JZ. Gains: 10-18hp. Price: ¥35,000-¥75,000.

AEM Cold Air Intake Systems - Direct bolt-on for Civic Type R, WRX STI, 350Z/370Z, GT-R R35. Gains: 12-20hp. Price: ¥45,000-¥85,000. Lifetime warranty.

Performance Gains — Dyno Results

Honda K20A (NA): Stock 220hp → 228hp (+8hp)
Nissan SR20DET (Turbo): Stock 250hp → 268hp (+18hp)
Toyota 2JZ-GTE (Turbo): Stock 320hp → 342hp (+22hp)
Nissan RB26DETT (Turbo): Stock 280hp → 298hp (+18hp)

Popular Intake Applications

Nissan GT-R R35: HKS Racing Suction ¥65,000-¥85,000 (+12hp)
Nissan GT-R R32/R33/R34: HKS Super Power Flow ¥45,000-¥65,000 (+10hp)
Toyota Supra A80 (2JZ): HKS Super Power Flow ¥48,000-¥68,000 (+12hp)

Intake + Exhaust combo delivers 20-35hp together — more than the sum of their parts. Recommended combo: HKS intake + HKS exhaust ¥200,000-¥350,000, AEM intake + Tomei exhaust ¥180,000-¥320,000.

Ready to unleash your engine's breathing potential? Invest in an authentic JDM air intake system from HKS, Blitz, or AEM and experience improved throttle response, power gains, and aggressive induction sound.