Product Features: Warranty: 1 Year Vehicle Placement: Front Part Number: For 16600-RR543 Interchange Part Number: For 16600RR543 FJ942 SF-61-550CC555cc Other Part Number: For S13 S14 S15 SR20DET, R33 RB25DE/T KA24DE Description: High Quality Color: As pictures Type: Side Feed High Resistance/Rich E85 Compatible Direct fit for Nissan vehicles with side feed fuel injectors – no need to change harness connectors Fully compatible/snap-on fuel injectors for many Nissan vehicles that use side feed fuel injectors Set of 4 550cc/555cc fuel injectors cm (commonly referred to as 615 cc) Fits: For Nissan models: S13, S14, S15 SR20DE/TNissanSkyline-R33 GTS-t S2-ECR33NissanSkyline-R33 GTS-t S1-ECR33NissanSilvia-S14 S1NissanSilvia-S14 S2NissanSilvia-S15NissanFairlady-Z32Kit includes: 4* Fuel Injectors