New, genuine, UK Stock Mailed Tracked in 2-5 Working Days BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response. IMPROVED ENGINE SOUND: Hear the power under the hood. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Designed to improve throttle response and engine sound Lasts up to 100,000 miles before service is required (depending on driving conditions) Easy to install, usually in 90 minutes or less International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.