The APR Throttle Body Pipe, part number aprMS100223, replaces the restrictive factory plastic throttle body inlet pipe on select Audi A3 and Volkswagen GTI 2.0T applications. Designed for the EA888.4 powerplant, this direct-replacement component provides a smooth, constant-diameter airflow path with fewer bends and tight-radius turns. The result is improved airflow efficiency, reduced boost leak points, and a more reliable connection between the throttle body and charge system. It is compatible with both OEM and upgraded APR charge hoses.
Constructed from durable aluminum, the APR throttle body pipe resists the cracking and melting that can affect factory plastic components under demanding conditions. The design eliminates the failure-prone and restrictive internal factory insert while maintaining a full 60mm airflow path. Bead-rolled connection points help prevent hose slippage, while TIG-welded mounting brackets provide secure support. The pipe is finished in satin black for a clean, understated appearance in the engine bay.
The aprMS100223 features billet aluminum MAP sensor bungs and an additional billet aluminum sensor or injection port. This port can support an auxiliary sensor, water/methanol injection system, or another custom application, and includes an NPT tap for secure closure when unused. APR engineered this upgrade for dependable performance, strong connections, and uninterrupted airflow. It fits 2022-2024 Audi A3, Audi A3 Quattro, and Volkswagen GTI models and is emissions friendly. This product is not CARB approved.
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