Product Description Specifications Grams adapters allow for a plug and play installation of the Grams 550, 750, 1000cc injectors for the 2012-2013 Civic Si. Please note that price is for 1 individual Adapter.This Part Fits:YearMakeModelSubmodel2012-2013HondaCivicSi MPN: G2-99-0060
Grams Performance Grams Performance Top Short 14mm Adapter - G2-99-0014 MSRP: $10.49 Was: Now: $9.99 Temporarily Out of Stock
Grams Performance Grams Performance Top Short 11mm Adapter - G2-99-0011 MSRP: $10.49 Was: Now: $9.99 Add to Cart
Grams Performance Grams Performance Top Tall 14mm Adapter (Used w/ 2200cc) - G2-99-1014 MSRP: $10.49 Was: Now: $9.99 Add to Cart
Grams Performance Grams Performance Wideband Air/Fuel Ratio Gauge - G2-99-0055 MSRP: $221.54 Was: Now: $210.99 Add to Cart
Grams Performance Grams Performance 0-120 PSI Fuel Pressure Gauge - G2-99-1200 MSRP: $22.04 Was: Now: $20.99 Add to Cart
Grams Performance Grams Performance 0-30 PSI Fuel Pressure Gauge - G2-99-0030 MSRP: $22.04 Was: Now: $20.99 Add to Cart
DeatschWerks DeatschWerks Honda Civic Si / RSX K20/K24 & 06-09 S2000 F22 1000CC Bosch EV14 Injectors - 17U-08-1000-4 MSRP: Was: Now: $469.00 Add to Cart
Injector Dynamics Injector Dynamics ID1050X 12-15 Honda Civic SI 14mm (Grey) Adaptor Top Injectors - Set of 4 - 1050.07.21.48.14.4 MSRP: Was: Now: $546.00 Add to Cart