The global automotive tuner market is estimated at USD 7.4 billion in 2025 and is projected to reach USD 15.2 billion by 2035. Sales of automotive tuners are expected to rise at a CAGR of 7.5% over the forecast period. Gasoline-Powered Models are expected to hold 58% share in 2025, driven by operational flexibility and high adoption in light-duty applications. Sales from Third-Party Online Channels to account for 36% share in the segment, supported by rising digital penetration and consumer preference for comparison-driven purchases.