M2 CS or CSL Trunk: Why the M2 CS Shape Is So Hard to Find
Search for an M2 CS trunk and you get a wall of CSL trunks. They are not the same shape: the popular CSL ducktail is the...
Workshop Notes
What we caught, what we changed, and what it means for your order.
Microfiber Nappa-Grain Leather vs Premium Nappa Leather vs Full-Grain Merino Leather: A Material Guide for Audi RS Owners
What every Audi RS owner should know about Microfiber Nappa-Grain Leather, Premium Nappa Leather, and Full-Grain Merino Leather before configuring a bucket seat or conversion kit....
Microfiber Suede vs Italian Alcantara® vs Dinamica®: A Material Guide for Audi RS Owners
What every Audi RS owner should know about Microfiber Suede, Italian Alcantara® and Dinamica® before configuring a bucket seat or conversion kit. Composition, OEM use, color...
BMW G87 M2 Prepreg Carbon Fiber Trunk Lid: Closing Force Explained, Strut Kit vs Counterweight
Dry carbon trunk lids are lighter than OEM, which can change closing behavior on the BMW G87 M2. This post explains why it happens and how...
From S58 to P58: How BMW Turns a Road Engine into a GT3 Racing Weapon
A deep-dive look at how BMW’s S58 road engine is adapted into the P58 GT3 racing engine. We break down the hardware, cooling, turbo, reliability philosophy...
The Split or the One-Piece: A Carbon Fiber Dilemma Behind BMW’s Iconic Grille
Beneath the aggressive look of the BMW M3/M4’s carbon fiber kidney grille lies a subtle engineering split: two-piece versus one-piece construction. This article unpacks the differences...
Saying Goodbye to Carbon Fiber? BMW Experiments With Flax-Based Composites
BMW’s work with Bcomp signals a broader lightweight toolkit: carbon fiber for structural, high-load parts; flax composites for trims and panels with major CO₂ gains. We...
Why Do Some Carbon Fiber Parts Experience Peeling or Clear Coat Failure? An Industry Perspective
Many car owners have seen carbon fiber parts lose their glossy finish over time. This article explains why clear coat peeling happens, the pros and cons...