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Kia Stinger Hyundai Turbo JB4 performance race chip tuner

E9X Ontario™

4.5 (123)

McLaren JB4 Performance Tuner for M838T Engines (BETA)

Name: E9X Ontario™ McLaren JB4 Performance Tuner for M838T Engines (BETA) - McLaren JB4 Performance Tuner for M838T Engines (BETA)
Brand: E9X Ontario™
SKU: 45258540482714
Price: 1412.88 USD
Availability: InStock

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$1,412.88

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Color

Black

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Description

Instant Horsepower and Torque Gains The JB4 is a plug and play McLaren tuner that plugs into easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost, timing, and fueling for optimal performance an...