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Close up view of the Wisher Performance Auxjection plate installed on a GM LT4 engine, showing the integrated fueling solution and professional fitment

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AuxJection | LT4 Stock Supercharger

AuxJection | LT4 Stock Supercharger

$1,800.00 USD
Out of Stock

Wisher Performance Logo Tee

Wisher Performance Logo Tee

$20.00 USD
AuxJection | LT1 & LT4 Magnuson 2650

AuxJection | LT1 & LT4 Magnuson 2650

$1,800.00 USD
Out of Stock

Wisher Performance "Got Fuel?" Tee

Wisher Performance "Got Fuel?" Tee

$25.00 USD
AuxJection | Cadillac CT5-V Blackwing

AuxJection | Cadillac CT5-V Blackwing

$2,400.00 USD
103mm Low-Profile Coupler | JLT 5-Inch Intake

103mm Low-Profile Coupler | JLT 5-Inch Intake

$25.00 USD
Wisher Performance Brushed Aluminum Die Cut Sticker

Wisher Performance Brushed Aluminum Die Cut Sticker

$2.99 USD
Out of Stock

Wisher Performance Logo Tee - Drifit

Wisher Performance Logo Tee - Drifit

Sale price $15.00 USD Regular price $30.00 USD
AuxJection | Whipple 3.0 Truck & SUV

AuxJection | Whipple 3.0 Truck & SUV

$1,800.00 USD
PE VS. Boost | E90/92/93/99

PE VS. Boost | E90/92/93/99

$150.00 USD
Wisher Performance Gift Card

Wisher Performance Gift Card

$50.00 USD
MAF Limit Extension | E90/93/99

MAF Limit Extension | E90/93/99

$200.00 USD

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AuxJection Systems | LTX Supplemental Fueling Kits

AuxJection | LT4 Stock Supercharger

AuxJection | LT4 Stock Supercharger

$1,800.00 USD
AuxJection | LT1 & LT4 Magnuson 2650

AuxJection | LT1 & LT4 Magnuson 2650

$1,800.00 USD
AuxJection | Cadillac CT5-V Blackwing

AuxJection | Cadillac CT5-V Blackwing

$2,400.00 USD
AuxJection | Whipple 3.0 Truck & SUV

AuxJection | Whipple 3.0 Truck & SUV

$1,800.00 USD