Tune Vs. No Tune Fuel Economy Test! Does It Make A Difference + Expert Diesel Tuning Q&A

TUNE vs. NO TUNE FUEL ECONOMY TEST! Does it make a difference + EXPERT Diesel Tuning Q&A

The Truth about Engine ECU Upgrades, Chips & Re-mapping | Auto Expert John Cadogan

Auto Expert John Cadogan

Chip tuning / remapping VS Fuel Economy | Tech Series #2

Remap Fuel Economy Video

3+ years of running a ECU remap. Final thoughts...

SAFE vs RISKY DIESEL POWER UPGRADES – 5 things you need to ask before choosing!

More Horsepower and Better Fuel Economy with a "Diesel Tune?"

TDi Tuning - How Remaps Work [Full Buyers Guide]

Want MORE grunt AND better fuel economy? Without sacrificing your warranty? WE CAN HELP!

Ultimate Diesel Tuning

RACECHIP Tuning Box's - Do They WORK? DYNO TEST RESULTS!

5 MODS EVERY MODERN DIESEL OWNER SHOULD DO – all under $1,500! Get 30% more power, more reliability

DO TUNERS/PROGRAMMERS REALLY GIVE YOUR TRUCK BETTER GAS MILEAGE? [DIABLO INTUNE i3]

How a Hypermiler Gets Double Fuel Economy [2x⛽ Eco Fuel Saving Tips]

TESTING TUNING BOXES! Are they any good? DARKSIDE DEVELOPMENTS

Darkside Developments

SHOULD YOU REMOVE YOUR DPF? How it affects power gains & fuel use - You won't believe the difference

Explore the World of Diesel ECU Tuning: Boosting Power and Efficiency With Tdi Tuning or Remapping

EXPOSED! Diesel Tuning HORROR STORIES & How to avoid them – Blown turbos, & high EGTs – Expert tips!

Diesel Engine Tuning Discussions and Misconceptions

SpeedLab Channel

VW Transporter v Ford Transit v Toyota Proace v Mercedes Vito - VAN DRAG RACE!

EcoDiesel Tunes Compared! MRTUNING, SFT, GDE AND Reckless Motorsports. Part 1: MPG Test!