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Forced Induction
Shop AEM V3 water/methanol injection kits for turbocharged, supercharged, racing, and diesel applications. Choose standard 35 PSI or heavy-duty 40 PSI controller systems with a 1.15-gallon reservoir, 5-gallon tank, or no reservoir for custom installations.
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NA High Compression
Shop AEM V3 water/methanol injection kits for naturally aspirated, high-compression engines. Multi-input controllers support 0–5V, MAF frequency or voltage, duty cycle, and external MAP signals, with complete 5-gallon-reservoir and no-reservoir configurations available.
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Water Methanol Injection Accessories
Shop AEM water/methanol injection accessories for system installation, replacement, and upgrades. Find V3 controllers, injectors, 200 PSI pumps, reservoirs, tanks, solenoids, inline filters, hose kits, wiring harnesses, fluid-level components, and replacement reservoir caps.
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Best-SellerPart# 30-3300Free ShippingIn Stock
$599.95
TrendingAEMAEM V3 Water/Methanol Injection Kit 40 PSI Max HD Controller - 5 Gallon Reservoir - Race / Diesel ApplicationsPart# 30-3301Free ShippingIn Stock
$727.95
In Stock
$132.95
In Stock
$51.95
AEMAEM V3 Water/Methanol Standard Controller Kit Standard Controller Kit 35PSI Max (Controller and Harness Only)Part# 30-3304Free ShippingIn Stock
$219.95
AEMAEM V3 Water/Methanol HD Injector Kit Includes 2 Complete Injector Assemblies and 2 sets of Swirl GeneratorsIn Stock
$114.95
In Stock
$99.95
Part# 30-3302Free ShippingIn Stock
$531.95
AEMAEM V3 Water/Methanol HD Kit (No Reservoir) 40 PSI Max HD Controller - Race / Diesel ApplicationsPart# 30-3303Free ShippingIn Stock
$623.95
AEMAEM V3 Water/Methanol HD Controller Kit HD Controller Kit 40PSI Max (Controller and Harness Only)Part# 30-3306Free ShippingIn Stock
$219.95
AEMAEM V3 Naturally Aspirated Water/Methanol Injection Kit Multi-Input N/A Controller 0-5v/MAF Frequency or Voltage/Duty Cycle/Ext MAPPart# 30-3350Free ShippingIn Stock
$584.95
Part# 30-3351Free ShippingIn Stock
$727.95
AEMAEM V3 Water/Methanol Multi-Input Controller Kit Controller & Harness (Only)- 0-5v/MAF Frequency or Voltage/Duty Cycle/Ext MAPPart# 30-3305Free ShippingEst. Ship Date: 10/16/2026
$219.95
Part# 30-3015Free ShippingIn Stock
$207.95
Part# 30-3018Free ShippingIn Stock
$230.95
Part# 30-3325Free ShippingIn Stock
$169.95
In Stock
$20.86
AEMAEM V3 Naturally Aspirated Water/Methanol Injection Kit (no reservoir) Multi-Input N/A Controller 0-5v/MAF Frequency or Voltage/Duty Cycle/Ext MAPPart# 30-3352Free ShippingEst. Ship Date: Coming Soon
$519.95
Part# 30-3320Free ShippingEst. Ship Date: Coming Soon
$230.95
In Stock
$58.09
In Stock
$17.38





















