It’s a popular upgrade for pre‑’90s and early‑2000s Prelude enthusiasts seeking optimized timing for boosted, high‑compression, or head‑modified engine builds. 1993–1996 Honda Prelude (H22A1 2.2L DOHC VTEC).
AEM 25-303BK Adjustable Fuel Pressure Regulator Fits Acura/Honda - B17A1/B18A1
AEM Honda/Acura Adjustable Fuel Pressure Regulator
AEM Universal Black Adjustable Fuel Pressure Regulator
AEM High Volume Adjustable Fuel Pressure Regulator For 2000-2009 Honda S2000
AEM Tru-Time Adjustable Cam Gear for Honda Prelude 92-01 – Black Anodized,
AEM 25-304BK Adjustable Fuel Pressure Regulator