Injector Shop 4-811 GDI Fuel Injectors Repair Seal Kit for Mazda Speed 3 6 CX-7

Replaces the seals and filters that cause most GDI injector leaks and performance problems. This kit services up to 4 FOMOCO GDI fuel injectors.

What's in the Kit

• 4 Upper fuel rail O-rings
• 4 Upper O-ring retainers
• 4 O-ring spacers
• 4 O-ring spacers
• 4 Micro filters

Fits

• MazdaSpeed3 2007-2013
• MazdaSpeed6 2006-2007
• Mazda CX-7 2007-2012
• 2.3L Turbo engine
• FOMOCO E7T-2017 GDI fuel injectors
• This kit is not universal. Use our vehicle lookup to confirm fitment, or contact us before ordering and we'll help verify.

Quality

• FKM (Viton®) O-rings resist heat, fuel, oil, and chemicals
• Precision-made parts for correct fit and sealing
• Built to meet or exceed OEM form, fit, and function

Pro Tip

Clean and flow test your injectors before reinstalling them. New seals and filters are only one part of restoring injector performance.

Why The Injector Shop

• Testing fuel injectors since 1990
• Injector specialists serving DIYers and professional shops alike
• US-based support from Washington State

Good to Know

• Injectors shown in photos are for reference only and are not included.
• Part colors may vary from photos.