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Transparent cutaway of Direnza intercooler showing internal fin and vane construction, demonstrating multi-vane technology for optimised air distribution across the core.

Your Stock Intercooler's the Problem: It's Holding You Back

I've specified Direnza intercoolers for years. Here's why their MVT technology genuinely works.

Simon Cousins•
Haas F1 mechanic using a wheel gun to secure a Pirelli P Zero tyre during pit stop practice at Yas Marina Circuit, yellow medium compound sidewall marking visible with brake disc heat haze in the background

Tyre Degradation Has Your Car All Figured Out

Tyres Keeps Receipts

Simon Cousins•
BMW M4 GT3 Evo number 31 entered by The Bend Team WRT in the pit lane at Lusail International Circuit during the 2025 FIA World Endurance Championship Qatar round, lollipop man in green race suit holding a get ready board at dusk

The Faster Car Is Rarely the Most Powerful One

Power is nothing without traction.

Simon Cousins•
AEM water methanol injection kit components shown in an engine bay, including reservoir tank, pump, controller, wiring loom, and hoses.

Water Methanol Injection: Quick Patch Or Real Fix?

Less knock. More timing.

Simon Cousins•
Mercedes-AMG A45 on a chassis dyno with ‘Get Dyno Ready’ text, promoting a pre-tuning checklist for engine tuning preparation.

Prepare for Your First Dyno Tune

No prep, no power.

Simon Cousins•
Close-up of a car wheel spinning on a dyno roller during a power run.

Calculate Horsepower and Understand the Factors Behind It

What calculating horsepower actually shows you about engine performance.

Simon Cousins•
Burette fluid being used to measure combustion chamber volume through an acrylic plate for compression ratio calculation.

Compression Ratio and Its Impact on Performance

Your engine’s character starts with its compression ratio.

Simon Cousins•
Close-up of damaged engine valves and combustion chamber with the text Detonation vs Pre-Ignition used as the article cover image.

Detonation vs Pre-ignition: Are They The Same?

Two knocks, two disasters. Spot the signs before something gives.

Simon Cousins•
Cover image showing a Volkswagen Golf R driving at speed with a high-flow catalytic converter graphic and the headline “Cats Don’t Rob Power”.

Do Catalytic Converters Really Reduce Horsepower?

Catalytic converters are blamed for power loss, but modern data tells a different story.

Simon Cousins•
Close-up of red APR coil packs on a modern engine, with bold text reading “Ignition Timing Tuning” overlayed across the ignition system.

Ignition Timing Unpacked: The Spark Strategy

Timing heals all wounds. Except detonation. Engines don’t survive detonation.

Simon Cousins•
Close-up of two fuel injectors being compared during an upgrade, showing old vs new parts for a performance engine build.

How to Choose the Right Fuel Injectors for More Power

Fuelling power, not problems.

Simon Cousins•
Stylised engine diagram showing pistons and airflow, with text overlay reading Volumetric Efficiency for article cover.

Volumetric Efficiency in Engine Tuning

Why volumetric efficiency matters for building an efficient engine

Simon Cousins•
Side-by-side comparison of an ECU and piggyback tuner with "Remap vs Piggyback" text over a racetrack background.

ECU Remapping vs Piggyback Tuning: The map or the box?

One is in charge, the other interrupts

Simon Cousins•
3D tuning map showing a colour gradient surface from red to blue, labelled “AFR” at the top and featuring a lambda (λ) symbol in the corner, set against a dark, stylised background.

Air to Fuel Ratio: The Foundation of Engine Tuning

Get the mix right or blow the whole thing to hell.

Simon Cousins•
Front three-quarter view of a red BMW Z3 M Roadster with the top down, featuring the iconic BMW M tri-colour stripes in light blue, dark blue, and red. The car is positioned in front of a large stylised “Z3” logo rendered in M colours, with a vintage film grain overlay on a black textured background.

BMW Z3: The Ultimate Roadster No One Talks About

The BMW Z3 is ageing well. Here’s what to know before buying one.

Simon Cousins•
Side-by-side comparison of a ProCharger centrifugal supercharger (left) and a Magnuson Roots-style positive displacement supercharger (right), showcasing their distinct designs and compressor housings.

Procharger vs Roots: The Best Supercharger For Your Build

Power delivery matters. Here’s how it shapes your supercharger choice.

Simon Cousins•
Green engine coolant being poured from a black container into a yellow funnel, against a plain background.

The Truth About Engine Coolant: It’s More Important Than

The correct coolant provides protection, performance, and prevention.

Simon Cousins•
Engineer inspecting a Ford-Cosworth Formula 1 V8 engine at the 1990 Hungarian Grand Prix, featuring individual throttle bodies with red velocity stacks and exposed exhaust headers mounted on a stand in the paddock area.

Race Engine vs Street: Understanding the Differences

What really separates a race engine from a street engine?

Simon Cousins•
Classic Porsche 911 Cabriolet refuelling with eFuels, featuring bold E-FUEL text to highlight Porsche’s commitment to synthetic fuel innovation.

How Sustainable Fuels Can Improve Engine Performance

The Future of Internal Combustion

Simon Cousins•
U.S. President Donald Trump walking and waving, dressed in a navy suit, white shirt, and red tie. In the background, the front grille of a red Kia vehicle is partially visible. Bold white text overlays the image, reading “TRUMP TARIFFS,” indicating a discussion about automotive tariffs during his 2025 presidency.

Trump Tariff Tax: Why Your Next Car Will Cost More

What buyers and manufacturers aren’t ready for

Simon Cousins•
A white Tesla Model X captured from a high rear angle at dusk, showcasing its illuminated taillights, sleek aerodynamic design, and black multi-spoke wheels. The car’s rear spoiler and tinted windows add to its futuristic aesthetic.

EV Market Growth: The Hype Cycle & Slowing EV Industry

From Hype to Disillusionment and Back.

Simon Cousins•
Blue Honda S2000 convertible with headlights on, illuminated in a misty parking lot. Moody lighting emphasizes its sleek design.

Why the Honda S2000 is the Ultimate Driver’s Convertible

The result when car guy engineers design a car.

Simon Cousins•
Toyota GT86 drift car from Toyota Gazoo Racing Peru creating tyre smoke during a high-speed drift event

The Ultimate Tyres Handbook: Everything You Need to Know

The fundamentals of tires.

Simon Cousins•
Two Nissan GT-R R35s launching on a drag strip with a red E85 fuel container overlay and ‘E85 Guide’ text in the background.

Ultimate E85 Fuel Guide: Everything You Need to Know

Does E85 really live up to the hype? This guide will reveal all.

Simon Cousins•
Illuminated Shell petrol station sign glowing at night against a black sky, highlighting the brand’s presence in fuel retail.

Fuel Octane Rating Explained: Extract More From Your Engine

Discover how this rating influences engine efficiency and why it's essential in choosing the right fuel.

Simon Cousins•
BMW F30 3 Series on a dyno at JBM Performance receiving custom ECU tuning for increased horsepower.

What is Engine Tuning? A Beginners Guide to More Power

New to remapping? Learn the fundamentals of engine tuning.

Simon Cousins•
The hosts of Mighty Car Mods, Marty and Moog, working on an engine build inside their garage workshop, wearing branded hoodies surrounded by tools and automotive parts.

How to Modify Your Car: Practical Tips to Start Right

Setting the foundations for your project. Start your build right.

Simon Cousins•
Air Lift Performance air suspension lines and tank installed on a custom chassis

Riding on Air: What is Air Suspension and Its Benefits

Can you slam your car and maintain comfort, practicality and reliability?

Simon Cousins•
Brabus G63 undergoing performance upgrades in workshop, with branded cover and carbon-fibre components.

The Top 5 Aftermarket Tuners You Need to Know About

The most renowned aftermarket tuners in the automotive world

Simon Cousins•
White Nissan Skyline GT-R R34 reflected in a puddle on an overcast day.

What is Automotive Tuning? The Meaning Behind Car Mods

A novice's guide to automotive tuning.

Simon Cousins•
Ferrari F8 Tributo Spider in red on display at a luxury dealership showroom.

Start Your Career in: Car Sales

A guide to selling in the fast lane

Simon Cousins•
Close-up of a worn Michelin racing slick tyre mounted on a Formula 1-style wheel, showing branding and tire wear.

Tire or Tyre: The Etymology of Rubber Rings

What is the difference? Why are there two spellings?

Simon Cousins•
Hand holding a phone capturing a photo of a Mercedes-Benz parked outside at night.

How to Buy Your Dream Car: Strategic Financing

Cash isn't king. Cash flow is.

Simon Cousins•
Porsche 911 GT3 driving on country road with dollar bills trailing behind, representing high running costs

How To Reduce Your Cars Fuel Consumption

Try a fuel diet before changing your car

Simon Cousins•
G80 BMW M3 in a dealership showroom with dollar signs illustrating high vehicle cost

Why Are New Cars So Expensive? Costs, Tech and Inflation

Are the prices of new cars justified?

Simon Cousins•
A McLaren Senna hypercar in vibrant orange sits next to a classic McLaren MP4/4 Formula 1 car in a dimly lit industrial warehouse, with dramatic overhead lighting casting reflections on the polished concrete floor.

Motorsport Innovations: Racetrack to Rush Hour

Motorsport designs that made it onto our streets

Simon Cousins•
A black Audi RS6 Avant sliding sideways across a snowy landscape, kicking up a large plume of powder as it drifts across a frozen surface in a winter test environment.

How to Improve Your Winter Driving

A guide for driving in poor conditions during winter.

Simon Cousins•