How Long a Catalytic Converter Lasts and What Causes It to Go Bad
Learn how long a catalytic converter can last and how misfires, rich fuel mixtures, oil, coolant contamination, and physical damage can shorten its life.
Systems Page 23
How engines, transmissions, brakes, suspension and electronics actually work.
T3, T4, T3/T4, GT35 and GT45 Turbo Designations Explained
Decode T3, T4, T3/T4, GT35, GT45 and T04E turbo labels, then learn which specifications, fitment details and kit contents matter for a planned build.
Tremec Performance Manuals Explained: T56, TR-6060, and TKX
Explore Tremec’s T56, TR-6060, and TKX manual transmissions, including torque ratings, OEM and swap applications, shift behavior, and service concerns.
Toyota 86, GR86, Scion FR-S and Subaru BRZ Turbo Kits Explained
Explore turbo kit fitment for the Toyota 86, GR86, Scion FR-S and Subaru BRZ, plus supporting upgrades, reliability considerations and Crosstrek limitations.
Turbocharging a 5.7 Hemi or 3.6 Pentastar: Kits and Supporting Mods
Plan a turbo setup for a 5.7 Hemi or 3.6 Pentastar with guidance on vehicle fitment, kit contents, supporting upgrades, tuning, and professional checks.
Aftermarket Car Suspension: Upgrade Options and Adjustable Settings
Understand aftermarket suspension options, ride height and damping adjustments, handling goals, and the details that matter when choosing a suspension brand.
Types of Car Suspension Systems Explained
Learn how common front and rear suspension layouts work, what static and adaptive setups mean, and how to identify the suspension fitted to your car.
Honda CVT Transmission: How It Works, Reliability and Common Problems
Learn how Honda CVTs work, how to confirm which models use them, and what reliability, judder, fluid care, and software updates mean for owners.
Alternator Wiring Diagram Explained: Terminals, Connectors, Fuses and Wire Gauge
Understand alternator wiring diagrams, terminal labels, plug pins, fuses and wire sizing, with guidance on checking the layout for your vehicle.
Throttle Body Injection Explained: TBI Units and Conversion Kits
Learn how throttle body injection meters fuel, what TBI injectors and units do, and what to check when planning a carburetor-to-TBI conversion.
Where Are the Spark Plugs Located in Your Engine?
Find where spark plugs sit in inline and V-type engines, recognize the coils or wires above them, and understand why covers can hide them from view.
Power Steering Cooler: What It Does and When You Need One
Learn how a power steering cooler controls fluid heat, why some vehicles have one, and which symptoms call for inspection of a hydraulic steering system.
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