Billet / Polyurethane Engine Mounts for Mercedes-AMG M157 (W212 / W218) Reduce drivetrain motion • Sharpen throttle response • Improve power delivery Upgrade your Mercedes-AMG M157 (5.5L BiTurbo) with our Billet / Polyurethane Engine Mounts. Designed specifically for the W212 E63 AMG and W218 CLS63 AMG, these mounts deliver superior engine control, sharper response, and consistent power transfer under load — ideal for tuned or spiritedly driven AMGs. ⚙️ Key Benefits Stability & Control: Reduces engine movement and drivetrain lash for sharper throttle response. Durable by Design: Billet aluminum + high-durometer polyurethane resist heat, oil, and deformation. Improved Torque Transfer: Keeps drivetrain aligned and consistent under boost. Direct-Fit Upgrade: Engineered around factory mount geometry for a precise, bolt-in install. ✅ Vehicle Fitment — M157 Only (W212 / W218) Model Engine Years E63 AMG / E63 S AMG (W212) M157 5.5L BiTurbo 2012–2016 CLS63 AMG / CLS63 S AMG (W218) M157 5.5L BiTurbo 2012–2018 Fitment is exclusive to the W212 and W218 M157 platforms only. 📦 What’s Included & Install Notes Left + Right Billet/Polyurethane Engine Mounts. Reuse the OEM top cap (pops off with a small screwdriver). Direct-fit design matches factory geometry for proper drivetrain alignment. Professional installation recommended. Torque all fasteners to factory spec and verify downpipe and steering rack clearance. ❓ Frequently Asked Questions Will these increase NVH? A slight increase in vibration at idle is normal. Under load, most drivers prefer the added precision and elimination of drivetrain slop. Are these mounts suitable for tuned or high-boost M157 cars? Absolutely. The billet housings and polyurethane inserts are engineered to handle elevated torque and heat typical in tuned W212/W218 builds. Do I need new hardware? OEM hardware may be reused if in good condition. Replace any stretched, corroded, or damaged bolts. 🔧 More M157 Performance Parts Performance engine mounts for Mercedes E63 AMG & CLS63 AMG — W212 / W218 M157.