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The ROG Journal
Compatibility, real gains, sound: what you need to know before choosing.
- BMW M3 G80 / M4 G82 exhaust system: freeing the S58 as it should have beenThe BMW M3 G80, M3 Touring G81, M4 G82 and M4 Convertible G83 share the S58 engine, but the right exhaust depends above all on the...
- PORSCHE 911 (991/992): the art of elevating the flat-sixINTRODUCTION: THE SCANDAL OF THE MUZZLED FLAT-SIX The PORSCHE 911 is the sports car made flesh. Its flat-six is supposed to deliver a mechanical symphony you...
- MERCEDES A45 AMG (W176/W177): waking the overpowered four-cylinderIntroduction: the smothered M133/M139 engine problem The MERCEDES A45 AMG is a technological feat. Whether it is the M133 block (360/381 hp) or the newer M139...
- VW GOLF 7R / 8R: the perfect balance of daily driver and performanceIntroduction: the ultimate hot hatch dilemma The VW GOLF R (generations 7, 7.5 and 8) is the undisputed queen of versatility. Able to fetch the bread...
- BMW M2C-M3-M4 F8X: elevating the S55 with EQUAL LENGTH technologyNtroduction: correcting the S55's sound DNA The S55 engine (3.0L twin-turbo straight-six) is a legendary mechanical base, able to take serious tuning. And yet it suffers...
- AUDI RS3 (8V/8Y): freeing the 5-cylinder with no technical compromiseIntroduction: the smothered 2.5 TFSI problem The AUDI RS3 is a living legend thanks to its 2.5 TFSI engine and its unique firing order (1-2-4-5-3). It...
- AUDI R8: freeing the V10 while taming the furnaceIntroduction: the cry of the V10, and its enemy heat The AUDI R8 is one of the last naturally aspirated supercars. Its V10 is a work...
- TIG WELDING and 3D scanning: craft meets technologyIntroduction: obsessed with the millimetre There are two schools in car tuning: mass production and precision engineering. At ROGMOTORSPORT we have picked our side. Building a...
- Fuel consumption: does a sports exhaust use more fuel?Introduction: the myth of the "thirsty car" It is a myth that refuses to die: fit a sports SYSTEM and your car becomes a fuel pit....
- Exhaust and manufacturer warranty: what you need to knowIntroduction: the fear of being "out of warranty" It is the question that comes up on every build: "If I change my SYSTEM , do I...
- ROG MOTORSPORT: who are we?!Introduction: a team of experts, not robots ROG Motorsport designs high-performance exhaust systems for enthusiasts who want to go further than an off-the-shelf product. Every system...
- Heat insulation: why protecting your downpipe and manifold is vitalIntroduction: the engine bay, a closed oven You have invested in a serious engine build, your map is spot on, and yet after a few hard...
- System diameter: why "bigger" does not mean "more powerful"Introduction: the myth of size In the folklore of car tuning there is an unwritten rule that seems set in stone: the wider the pipe, the...
- The drone phenomenon: how do you get rid of the unbearable resonances in your exhaust?Introduction: the booming that spoils the fun Picture the scene: you have just fitted your brand-new exhaust system. The first few accelerations are glorious, the sound...
- Weight saving: the hidden advantage of a performance exhaustIntroduction: the fight against an invisible enemy Car tuning tends to fixate on a single number: power. Everyone is chasing another 20, 30 or 50 horsepower...
- Stage 2: why is the downpipe the essential part of your build?Introduction: the performance wall You have taken the Stage 1 plunge. Your car is sharper, the torque gain is obvious, but you want more. You are...
- Will my sports exhaust pass the roadworthiness test? The complete guideIntroduction: the spectre of a retest For any car enthusiast, the roadworthiness test date creeping closer usually means stress. You have invested in a nobler sound...
- Equal Length technology: why does your engine finally sound "right"?INTRODUCTION: THE "ASYMMETRIC" SOUND PROBLEM You own a renowned performance car, yet you have the frustrating feeling that the sound under acceleration lacks purity? It is...
- Sports exhaust: 10 mistakes to avoid at all costs | Rog practical guideIntroduction Fitting a sports exhaust is one of the best ways to transform your car , in performance as much as in sound . But be...
- How to choose a sports exhaust for your engine type: turbo, naturally aspirated, supercharged, hybrid…Introduction Not every engine reacts the same way to a sports exhaust system. Choosing an exhaust without taking your engine into account means risking missing the...
- Tuning your car without breaking the bank: is the exhaust the best value-for-money mod?Tuning a car is a passion shared by a great many drivers. The goal is usually twofold: gain performance and get a sporting sound. Budget, though,...
- Why you cannot hear your engine: the truth about your exhaust | RogIntroduction If you are a car enthusiast, you know how much your engine's sound matters to the pleasure of driving. Yet many owners end up disappointed...
- Stainless vs titanium sports exhaust: sound, performance & weight | RogWhen you set out to improve a car's performance and sound, one of the essential choices is the exhaust material. Among the most prized are stainless...
- Why fit a decat system? Benefits, drawbacks and the rulesIntroduction For a great many car enthusiasts, driving goes far beyond the numbers the manufacturer quotes. The real pleasure lies in what you feel behind the...
- Decatting your car: legal or not? What are the risks?Introduction Modifying the exhaust system is one of the first steps people consider when they want to unlock their engine's potential. And among those modifications, removing...
- How to pass the roadworthiness test with a modified exhaustIntroduction You have fitted a sports exhaust to your car: stainless steel system, decat pipe, sport catalytic converter or remote-controlled valves. The results speak for themselves:...
- Pop & Bang: how it works, and is it risky?Introduction If you love performance cars, you will have heard of Pop & Bang . This spectacular sound effect, a volley of cracks on the overrun...
- How exhaust gases influence the engine mapIntroduction When people talk about engine tuning , they usually think of remaps, horsepower and torque curves. But there is one component, often neglected or misunderstood,...
- Full system, mid-pipe, decat pipe, sports cat… what to change for which result?Introduction Want to improve your car's performance, sound or looks? A sports exhaust is often the first modification people consider… but where do you start? Do...
- Remote-controlled valved exhausts: how they work and why they change everythingIntroduction You love the sound of an uncorked engine, but you do not want to wake the whole street every time you start up? You drive...
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