Here you'll find a complete selection of high-performance mufflers and accessories specially designed for GAS GAS 4-stroke motocross and enduro bikes. Whether you're looking for a racing muffler, a complete exhaust, mounting clamps, gaskets or heat shields, our top-of-the-range parts ensure better breathability, more power and greater durability. These products are compatible with the MC 250F, MC 450F cross-country models and the EC 250F, EC 350F and EC 450F enduro models, guaranteeing a perfect fit and optimized performance for all terrains.