iDili 29-89mm Automotive Exhaust Pipe Repair Expander

Automotive Exhaust Pipe Expander, Repair Special Expander, 29-89mm Specifications: Small: 1-1/8" to 1-3/4" (29-44mm), Drive End: 16.8mm Medium: 1-1/2" to 2-1/2" (38-64mm), Drive End: 16.8mm Large: 2-1/8" to 3-1/2" (54-89mm), Drive End: 18.8mm Packaging Dimensions: 270mm * 170mm * 60mm Weight: 2.7kg

• 1. The core function of an exhaust pipe expander is to reduce exhaust resistance through a rational pipe diameter design, thereby improving engine combustion efficiency and power output.
• 2. Combined with a rational internal flow guide design, it also prevents noise rebound and resonance, creating a quieter and more comfortable driving environment.
• 3. By optimizing the exhaust path and reducing airflow resistance, the expander significantly reduces backpressure, allowing the engine to operate more easily. Long-term use reduces the risk of failure and extends engine life.
• 4. Assist in exhaust gas purification, complying with environmental standards and improving purification efficiency. Furthermore, the stable airflow prevents damage to the purification device due to localized overload, ensuring that vehicle emissions meet environmental regulations.
• 5. Exhaust pipe expanders can usually be customized to the exhaust system parameters of different vehicle models, resulting in low modification costs and minimal impact on the vehicle's original performance, balancing practicality and affordability.