Shop by Vehicle
-
Up to 11% offVendor:AEMAEM V3 WATER/METHANOL HD KIT - NO RESERVOIR (Internal Map)
Regular price $599.95Sale price $599.95 Regular priceUnit price per$674.95You Save $75.00! -
Up to 20% offVendor:AEMAEM V3 Water/Methanol Injection Kit - Multi Input (NO Tank)
Only 3 leftRegular price $448.95Sale price $448.95 Regular priceUnit price per$562.95You Save $114.00! -
Up to 20% offVendor:AEMAEM V2 5 Gallon Diesel Water/Methanol Injection Kit - Multi Input
Only 4 leftRegular price $628.95Sale price $628.95 Regular priceUnit price per$787.95You Save $159.00! -
Up to 20% offVendor:AEMAEM V3 One Gallon Water/Methanol Injection Kit - Multi Input
Only 5 leftRegular price $505.95Sale price $505.95 Regular priceUnit price per$633.95You Save $128.00! -
Up to 20% offVendor:AEMAEM Water/Methanol Injection System - High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out
Only 9 leftRegular price $115.15Sale price $115.15 Regular priceUnit price per$143.95You Save $28.80! -
Up to 20% offVendor:AEMAEM V3 Water/Methanol Injection Kit - NO TANK (Internal Map)
Only 3 leftRegular price $459.95Sale price $459.95 Regular priceUnit price per$575.95You Save $116.00! -
Up to 20% offVendor:AEMAEM V2 5 Gallon Diesel Water/Methanol Injection Kit (Internal Map)
Only 5 leftRegular price $628.95Sale price $628.95 Regular priceUnit price per$787.95You Save $159.00! -
Up to 20% offVendor:AEMAEM V3 1 Gallon Water/Methanol Injection Kit (Internal Map)
Only 19 leftRegular price $520.95Sale price $520.95 Regular priceUnit price per$652.95You Save $132.00!
Why Buy from FAST of West Chester?
This isn’t a warehouse — it’s a performance shop. At FAST of West Chester, every part we sell has been installed, tested, and pushed on real builds.
Led by Dave Brown, our team knows what works, what doesn’t, and what actually delivers results. No guesswork. No wasted money. Just proven performance.
Unlike large online retailers, our recommendations are based on hands-on experience with Subaru, JDM, and performance platforms — ensuring every part we offer delivers reliable performance, fitment, and results.