Trevora Metal Skid Plate Under Tray (Oil Cooler Guard) for G8x BMW M2, M3 & M4

The factory plastic guard beneath the front bumper of the G8x platform protects the oil cooler from direct contact with road debris, speed bumps, and steep driveways. It does this job adequately under normal conditions, but the material has a known limitation; repeated impact causes the plastic to crack, and more severe contact can deform the guard inward in a way that risks direct contact with the oil cooler itself. On a platform where stable oil temperature is critical to the S58 engine’s sustained performance, and where damage to the oil cooler can result in oil loss and significant powertrain consequences, the factory plastic is not the right material for drivers who use their car aggressively on the road or take it to circuit events. TREVORA’s replacement guard addresses this directly. Constructed from 5052 aluminum, a high-strength alloy selected for its combination of structural performance and excellent corrosion resistance, the plate is precision stamped and CNC machined to maintain dimensional accuracy across the full 91cm x 61cm footprint. The result is a guard that can absorb the kind of impacts that crack the factory plastic without deforming or compromising the oil cooler protection behind it. A pre-applied anti-corrosion powder coat finish adds long-term resistance to road salts, moisture, and repeated debris impact, keeping the guard functional and presentable across sustained use.

Features

• 5052 aluminum construction for high structural strength and corrosion resistance
• Precision stamped and CNC machined for dimensional accuracy across the full panel
• Pre-applied anti-corrosion powder coat finish resistant to road salts, moisture, and debris impact
• Dimensions:
  • 91cm length x 61cm height
• Direct replacement for the factory plastic oil cooler guard
• Uses OEM mounting points; no vehicle modification required
• Backed by Trevora’s industry-leading 5-year warranty

Included in Box

• Metal Skid Plate Under Tray (Oil Cooler Guard)
• Required mounting hardware
• Installation instructions

Applications

• BMW M2: G87 | 2023-present
• BMW M3: G80, G81 | 2021-present
• BMW M4: G82, G83 | 2021-present

Frequently Asked Questions

• What vehicles is the TREVORA G8X metal skid plate compatible with? The TREVORA G8X Metal Skid Plate is designed for S58-powered G8X models: the 2023 and newer BMW M2 G87, the 2020 and newer BMW M3 Sedan G80, the 2022 and newer BMW M3 Touring G81, the 2020 and newer BMW M4 Coupe G82, and the 2020 and newer BMW M4 Convertible G83. All applications require the S58 engine. Fitment on non-S58 G8X variants or other BMW models is not confirmed.
• Why is the factory plastic oil cooler guard inadequate for track or aggressive street use? The factory plastic undertray is designed for normal road conditions and provides adequate protection under those circumstances. Under repeated impact from speed bumps, steep driveways, or debris at higher speeds, the plastic is prone to cracking. In more severe contact situations, the guard can deform inward in a way that risks direct contact with the oil cooler behind it. On S58-powered G8X models, where stable oil temperature is critical to sustained engine performance, damage to the oil cooler can result in oil loss and significant powertrain consequences. The TREVORA aluminum plate absorbs this kind of impact without deforming, providing a more reliable protective barrier for drivers who use their cars beyond normal road conditions.
• What is 5052 aluminum and why is it used for this guard? 5052 aluminum is a high-strength aluminum alloy selected for its combination of structural performance and excellent corrosion resistance. In the undertray environment, these properties mean the plate holds its shape under impact loads that would crack or deform the factory plastic, resists corrosion from road salts and moisture over long-term use, and adds less mass to the front of the vehicle than a steel alternative would. It is a well-established material choice for automotive underbody protection components operating in demanding environments.
• Does the skid plate require any modification to the vehicle? No. The TREVORA G8X Metal Skid Plate is engineered as a direct replacement for the factory plastic undertray, using the existing OEM mounting points for installation. No modification to the vehicle structure is required and all necessary installation hardware is included.
• Is this the same product as the skid plate included in the TREVORA G8X Metal Skid Plate and Arch Clearance Kit? The TREVORA G8X Metal Skid Plate is the same oil cooler guard component included in the G8X Metal Skid Plate and Arch Clearance Kit. This standalone listing allows buyers who only require the skid plate, without the arch clearance plates, to purchase it independently.
• What are the dimensions of the TREVORA skid plate? The TREVORA G8X Metal Skid Plate measures 91cm in length and 61cm in height. These dimensions are specific to the S58 G8X factory oil cooler guard footprint and are confirmed for the M2 G87, M3 G80/G81, and M4 G82/G83 applications listed.

About Trevora

Trevora (formerly TRE) is a UK-based automotive aero and styling brand specializing in high-performance pre-preg carbon fiber components. Founded in 2018, Trevora has grown into a globally recognized name in BMW aftermarket parts, known for its OEM+ philosophy, precision engineering, and uncompromising attention to detail. Every component is designed, engineered, and prototyped in-house using advanced CAD modeling and 3D scanning to achieve precise factory-plus fitment. By utilizing autoclave-cured pre-preg carbon fiber, Trevora delivers a superior strength-to-weight ratio while eliminating inconsistencies found in traditional wet-lay carbon. All products are backed by Trevora’s industry-leading 5-year warranty.