Is Loud Exhausts Legal in Peru After the 2026 Policy Reforms?

No, Peru prohibits modified exhaust systems emitting excessive noise under Decreto Supremo N° 058-2003-MTC and Ley N° 28694, with enforcement by the Ministerio de Transportes y Comunicaciones (MTC) and municipal traffic authorities. Violations risk fines up to S/ 1,800 (2024) and vehicle impoundment, particularly in Lima and Arequipa where noise pollution complaints are prioritized. Recent 2026 draft amendments propose stricter decibel limits (≤93 dB) and mandatory technical inspections for aftermarket parts.

Key Regulations for Loud Exhausts in Peru

  • Decibel Limits: Maximum 93 dB for motorcycles and 90 dB for light vehicles, per Reglamento Nacional de Vehículos (DS 058-2003-MTC). Exceeding these triggers penalties under Ley de Tránsito.
  • Municipal Enforcement: Local governments (e.g., Municipalidad de Lima) conduct roadside checks, targeting vehicles with altered silencers or straight pipes. Repeat offenders face 30-day confiscation.
  • 2026 Compliance Shifts: Proposed reforms require Certificado de Inspección Técnica Vehicular (CITV) validation for exhaust modifications, aligning with WHO noise pollution guidelines. Non-compliant imports face customs seizures.

Non-commercial vehicles must retain original mufflers; aftermarket systems require MTC homologation. Electric vehicles are exempt, but hybrid models must meet acoustic standards. Failure to comply voids insurance claims in accidents linked to noise violations.