Golf Cart Performance Upgrades
Add high-amp controllers, motors, and AC conversion kits to unlock the full potential of your cart because a powerful lithium battery deserves performance parts that match its power.
Unleash raw power and smooth acceleration—your cart never looked so capable.
✅ High-amp controllers (440A–840A) for blistering acceleration
✅ Complete DC‑to‑AC conversion kits for cleaner, more efficient power delivery
✅ Performance motors designed to conquer hills and handle heavy loads
✅ Compatible with Club Car, EZGO, Yamaha, and other carts
✅ Plug-and-play wiring and harnesses make DIY upgrades painless
Extreme Kartz’s Performance Upgrades transform average drives into adrenaline-filled rides. Whether you're climbing steep fairways, fishing remote trails, or navigating loads of passengers, your cart performs with confidence. These kits pair effortlessly with your lithium system and unlock performance you can feel—ride harder, smarter, longer.
Upgrade with precision and power
Elevate your build by pairing these gains with Navitas controllers for precision tuning, or explore SilverWolf's Teekon 840A motor systems for top speed performance. These upgrades don’t just add power—they redefine what your cart can do. Dive deeper and ride stronger.
Golf Cart Performance Upgrades
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Vendor: Vehicle Harness, Navitas TSX for E-Z-Go Series ITS
(20% Off)Regular price $78.90$78.90 Regular priceUnit price per$98.63Sale priceShips in 1-2 DaysYou save $19.73(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Navitas 600A 5KW DC/AC Conversion Kit w/OTF - EZGO Shuttle, S6, L6, S4
(20% Off)Regular price $1,995.00$1,995.00 Regular priceUnit price per$2,493.75Sale priceShips in 1-2 daysYou save $498.75(20% Off)Ships in 1-2 daysOn Sale -
Vendor: ALLTRAX 48 VOLT 400 AMP Yamaha G19/G22
(26% Off)Regular price $735.00$735.00 Regular priceUnit price per$989.97Sale priceShips in 1-3 DaysYou save $254.97(26% Off)Ships in 1-3 DaysOn Sale -
Vendor: Alltrax Bad Boy Buggie 2WD Controller Kit
(20% Off)Regular price $1,299.99$1,299.99 Regular priceUnit price per$1,624.98Sale priceShips in 1-3 DaysYou save $324.99(20% Off)Ships in 1-3 DaysOn Sale -
Vendor: Performance Knob Box - XCT (Personality & Speed/Regen)
(16% Off)Regular price $132.50$132.50 Regular priceUnit price per$157.97Sale priceShips in 1-3 DaysYou save $25.47(16% Off)Ships in 1-3 DaysOn Sale -
Vendor: Alltrax 48V 500A Yamaha Drive YDRE Controller
(19% Off)Regular price $849.00$849.00 Regular priceUnit price per$1,047.99Sale priceShips in 1-3 DaysYou save $198.99(19% Off)Ships in 1-3 DaysOn Sale -
Vendor: Alltrax 36 Volt 300 Amp EZ-GO DCS Controller
(25% Off)Regular price $659.95$659.95 Regular priceUnit price per$879.97Sale priceShips in 1-3 DaysYou save $220.02(25% Off)Ships in 1-3 DaysOn Sale -
Vendor: Alltrax 48 Volt 300 Amp EZ-GO TXT48 Controller
(17% Off)Regular price $629.00$629.00 Regular priceUnit price per$754.80Sale priceShips in 1-3 DaysYou save $125.80(17% Off)Ships in 1-3 DaysOn Sale -
Vendor: Navitas 600 Amp TAC2 Controller Upgrade for EZGO RXV Elite with Factory Samsung Lithium Batteries
(20% Off)Regular price $1,045.00$1,045.00 Regular priceUnit price per$1,306.25Sale priceShips in 1-2 DaysYou save $261.25(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Performance Knob Box - XCT (Speed & Regen)
(16% Off)Regular price $132.50$132.50 Regular priceUnit price per$157.97Sale priceShips in 1-3 DaysYou save $25.47(16% Off)Ships in 1-3 DaysOn Sale -
Vendor: Navitas DC to AC Conversion Kit for Club Car Onward, Tempo, and Villager 4 with APPS Throttle 2022-Up - 5KW AC Motor & 600A TAC2 Controller Kit
(20% Off)Regular price $2,000.00$2,000.00 Regular priceUnit price per$2,500.00Sale priceShips in 1-2 DaysYou save $500.00(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Navitas 440 Amp TAC2 Controller Upgrade for EZGO RXV Elite with Samsung Lithium Batteries
(20% Off)Regular price $945.00$945.00 Regular priceUnit price per$1,181.25Sale priceShips in 1-2 DaysYou save $236.25(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: FSIP Yamaha G14/16 STAR V-Glide 36/48V 500A Kit
(20% Off)Regular price $746.27$746.27 Regular priceUnit price per$932.84Sale priceShips in 1-2 DaysYou save $186.57(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Star L 36/48V 500A Std V-Glide
(20% Off)Regular price $548.98$548.98 Regular priceUnit price per$686.22Sale priceShips in 1-2 DaysYou save $137.24(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 48V 6 Terminal, Heavy Duty 200 Amp
(20% Off)Regular price $139.95$139.95 Regular priceUnit price per$174.94Sale priceShips in 1-2 DaysYou save $34.99(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 36V 4 Terminal Copper/Short, E-Z-Go Electric Resistor Cars
(20% Off)Regular price $50.95$50.95 Regular priceUnit price per$63.69Sale priceShips in 1-2 DaysYou save $12.74(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 48V 4 Terminal Copper, Club Car Electric 95-99
(20% Off)Regular price $67.95$67.95 Regular priceUnit price per$84.94Sale priceShips in 1-2 DaysYou save $16.99(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 48V, 4 Terminal, Club Car Electric 95+
(20% Off)Regular price $74.95$74.95 Regular priceUnit price per$93.69Sale priceShips in 1-2 DaysYou save $18.74(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 48V 4 Terminal Silver, E-Z-Go Electric, Club Car Electric 98+, Yamaha Elec G19/G22/Drive
(20% Off)Regular price $104.95$104.95 Regular priceUnit price per$131.19Sale priceShips in 1-2 DaysYou save $26.24(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Solenoid, 12V 4 Terminal Copper/Short, E-Z-Go Marathon Gas 79-94
(20% Off)Regular price $67.95$67.95 Regular priceUnit price per$84.94Sale priceShips in 1-2 DaysYou save $16.99(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Personality Module, Navitas Yamaha Drive 07+ with Moric
(20% Off)Regular price $89.95$89.95 Regular priceUnit price per$112.44Sale priceShips in 1-2 DaysYou save $22.49(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Alltrax XCT 300AMP Programmable Controller for EZ-GO TXT 48V
(20% Off)Regular price $809.95$809.95 Regular priceUnit price per$1,012.44Sale priceShips in 1-2 DaysYou save $202.49(20% Off)Ships in 1-2 DaysOn Sale -
Vendor: Alltrax 650 Amp AC Controller Package (EZ-GO RXV W/ Danaher Controller)
(20% Off)Regular price $1,050.00$1,050.00 Regular priceUnit price per$1,312.50Sale priceShips in 1-3 DaysYou save $262.50(20% Off)Ships in 1-3 DaysSold out
