Pay in 4 interest-free payments of $53.00 Learn more
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Using a wideband air/fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency
Factory features are retained such as alternator control and A/C (including idle up)
increased power and a more aggressive exhaust note
1F8 [2006-2015] Convertible VW Golf 2005
Please check your connector matches the header in the listed photo before purchasing
Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness Subaru WRX MY99-00 Make & Model_Volkswagen Golf GTI MK7 Using a wideband air/fuel controllerIf you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug 'n' Play Adapter Kits. These adapters plug directly into your Haltech ECU and have a set of factory connectors on the other side which plug straight into the factory harness. A simple Haltech Plug 'n' Play product that allows you to be up and running in just a few hours. The quick start guide will walk you through installation of the Haltech Plug 'n' Play