Wild Mercedes-AMG CLE 63 Mythos Heralds Return to V8s

Wild Mercedes-AMG CLE 63 Mythos Heralds Return to V8s

Autocar
AutocarMay 21, 2026

Why It Matters

AMG’s V8 comeback restores the brand’s performance DNA and signals a shift away from under‑whelming hybrid powertrains, reshaping the luxury‑sport segment. It also positions Mercedes to meet customer expectations while navigating stricter Euro 7 emissions rules.

Key Takeaways

  • CLE 63 Mythos will likely exceed 600 bhp
  • New V8 derived from facelifted S‑Class 4.0‑L twin‑turbo
  • Chassis widened and lowered to handle extra power
  • Exclusive Mythos line follows £664k SL Purespeed (~$845k) limited run
  • AMG abandons under‑performing four‑cylinder plug‑in hybrid

Pulse Analysis

Mercedes‑AMG’s decision to reintroduce a V8 engine in the CLE 63 Mythos reflects a broader industry trend: performance purists are demanding raw power over hybrid compromises. The flat‑plane crank V8, borrowed from the latest S‑Class, delivers a high‑revving character traditionally reserved for supercars. By tuning this 4.0‑litre twin‑turbo unit to exceed 600 bhp, AMG not only restores its legendary torque figures but also differentiates the Mythos from rivals that are increasingly reliant on electrified powertrains. This strategy taps into a niche of affluent buyers who value auditory and tactile driving experiences that hybrids struggle to replicate.

Beyond the engine, AMG has overhauled the CLE’s chassis to handle the surge in performance. The prototype spotted at the Nürburgring sits noticeably lower and wider, featuring reinforced suspension geometry and a more aggressive aerodynamic package reminiscent of the brand’s Black Series lineage. These changes are essential to maintain stability at the projected sub‑four‑second 0‑62 mph sprint, while also delivering the visual aggression that the Mythos name implies. The integration of motorsport‑inspired components underscores AMG’s intent to position the CLE 63 as a halo model that showcases the division’s engineering prowess.

From a business perspective, the V8 revival is a corrective move after the mixed reception of the four‑cylinder plug‑in hybrid powertrains in the C63 and GLC 63. Those engines failed to resonate with AMG’s core clientele and incurred high re‑engineering costs to meet Euro 7 emissions standards. By pivoting back to a proven V8 architecture, AMG can leverage existing production tooling, reduce compliance expenses, and command premium pricing—evidenced by the £664,000 (£≈$845,000) price tag of the limited‑run SL Purespeed. The Mythos line, with its exclusivity and performance focus, is poised to reinforce Mercedes‑AMG’s standing in the ultra‑luxury performance market while navigating an increasingly regulated automotive landscape.

Wild Mercedes-AMG CLE 63 Mythos heralds return to V8s

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