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J & J Speed Shop 's Profile

J & J Speed Shop

22

Gold Member

Jason Zajac's profile image

Latest Activity

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Practical Diesel Tuning -> Duramax L5P -- RDS 64mm 9blade turbocharger

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WinOLS Mastery: Map Identification & Editing -> Finding & Defining Maps -- Audi Q7 | AutoTuner | Bosch EDC17CP44

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Practical Diesel Tuning -> VAG Diesel Datalogging?

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Practical Diesel Tuning -> LML SOTF Tuning

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Practical Diesel Tuning -> Diesel Truck MAF transfer function?

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Practical Diesel Tuning -> 2018 GM L5P - Mach 1 Stealth 64mm

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Practical Diesel Tuning -> LML Duramax swap to Exergy Sportsman CP3

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Diesel Tuning Fundamentals -> LBZ with 200% & BW S467.7 Turbo

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Diesel Tuning Fundamentals -> Air Fuel Ratio in Diesel Engines

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Diesel Tuning Fundamentals -> Regarding tool

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Practical Reflash Tuning -> Ford Expedition

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Practical Reflash Tuning -> Dodge Charger R/T

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EFI Tuning Fundamentals -> Chasing My Tail Setting Up VE tables on a Gen 3 LS1

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Practical Diesel Tuning -> Quality Diesel Tuners Whom Actually Write Tunes

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Practical Diesel Tuning -> 2016 Ford F350 6.7L -- Driver Demand Tune?

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Practical Diesel Tuning -> LBZ Practice adding fuel

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Buy Sell and Swap -> Best tuner for a 2006 lbs durmax 2500 hd

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Practical Diesel Tuning -> L5P Read and Reflash

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Practical Diesel Tuning -> L5P Horsepower Gain to percent fuel

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