These Direct-to-Head Vauxhall X20XE Throttle Bodies are port matched to the cylinder head, no additional manifold is required. These throttle bodies feature oval, 'shaftless' and knife-edged butterflies for improved airflow & performance and with the throttle blade very close to the inlet valve the engine response is significantly improved and offers superior idle control over other individual throttle bodies.
Ideal for 2.0 & 2.3litre heavily modified engines up to and over 300bhp. This DTH ITB system will fit C20XE powered cars such as Cavalier SRi, Calibra 2.0, Astra GSi, XE conversions and Kit Cars. Engine management is the only additional part required.
Delivered fully assembled, with a Billet Aluminium Fuel Rail, choice of Linkage Options, Choice of Inlet Lengths and calibrated for your choice of TPS. The OEM injectors, and Throttle Cable are Compatible with this kit. Engine management is the only additional part required to achieve significant power gains.