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M4 Yamaha R1 2015-2026 Black RM1 Half System

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SKU: M4-YA9942-CE
$680.00
$680.00
$646.00
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Reserve Pick Up In Store Grom Dudes Garage 3911 Brookpark Rd, Parma, Ohio 44134

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M4 Yamaha R1 2015–2026 Black RM1 Half System

The M4 Black RM1 Half System for the Yamaha R1 delivers a major upgrade in performance, weight reduction, and aggressive styling. Featuring a catalytic converter eliminator and RM1 canister, this system significantly improves exhaust flow and produces a deeper, race-inspired exhaust note.

Constructed from stainless steel with a durable black ceramic coating, and finished with a carbon fiber end cap, this setup offers a sleek, stealth appearance while reducing overall weight compared to the stock system.

Features

  • Half system with catalytic converter eliminator for increased performance
  • 304 stainless steel construction with black ceramic coating
  • Black ceramic coated RM1 canister with carbon fiber end cap
  • Saves approximately 12 lbs compared to stock system
  • Improves exhaust flow, throttle response, and sound
  • Q7 quiet insert compatible (sold separately)
  • Direct fit for 2015–2026 Yamaha R1 models

Tuning Note: ECU re-flash is required when removing the catalytic converter on 2015–2026 Yamaha R1 models.

Note: Does not meet emission requirements for street or highway use.

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