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Grams Performance

For nearly two decades Grams Performance and Design’s parent company has committed itself to developing cutting-edge racing products. Our active involvement in various forms of motorsports as well as OEM product development and extensive engineering studies have allowed us to remain at the forefront of automotive high performance.

Our racing background and numerous wins have paved the way for us to produce the highest quality, best performing fuel injection and air induction components for popular European cars. Active involvement in various forms of motorsports through technical partnerships as well as through our own championship-winning race cars provides us with the data necessary to produce high-performance parts utilizing innovative designs, advanced metal alloys, cutting-edge manufacturing methods, and stringent quality-control measures. Designed by passionate enthusiasts and drawing on nearly 20 years of experience, we’re able to develop the products that cater to your needs.

Grams Performance and Design’s products are planned and designed in-house using the latest computer simulation and modeling techniques, followed by careful testing in controlled laboratory environments using state-of-the-art equipment. Each product is then subjected to rigorous dyno, street, and race track testing to ensure proper performance in the most extreme conditions. For these reasons, top street cars and race cars worldwide rely on Grams Performance products.

Industry leaders, racers, and enthusiasts who are passionate about what they do and understand what other enthusiasts want comprise Grams Performance and Design’s staff. Our perspective is shaped by real-world racing experiences as well as by practical science, and that’s precisely what makes Grams Performance and Design products so good. Firmly grounded in our understanding of engineering, we make every effort to embrace advanced technology. Our goal is to make performance and technology accessible to other enthusiasts through innovative manufacturing techniques.

Grams Performance and Design’s parent company has released a number of industry-leading products manufactured from cutting-edge, premium materials. As a result of continually pushing our engine development capabilities in the racing world, we’ve discovered a number of exciting “power secrets” that are incorporated into every product.

Today we continue our tradition of producing leading-edge products through a state-of-the-art engineering and R&D department as well as through extensive engine development and testing both on the race track and the street.
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Grams Performance -204 Bottom Adapter O-Ring
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Grams Performance -204 Bottom Adapter O-Ring

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£11.15 Ex Tax: £9.29

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Grams Performance -6 AN INLET ADAPTER FITTING
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Grams Performance -6 AN INLET ADAPTER FITTING

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£8.96 Ex Tax: £7.47

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Grams Performance -6 AN OUTLET ADAPTER FITTING
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Grams Performance -6 AN OUTLET ADAPTER FITTING

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£8.96 Ex Tax: £7.47

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Grams Performance -8 AN INLET ADAPTER FITTING
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Grams Performance -8 AN INLET ADAPTER FITTING

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£8.96 Ex Tax: £7.47

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Grams Performance -8 AN OUTLET ADAPTER FITTING
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Grams Performance -8 AN OUTLET ADAPTER FITTING

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£8.96 Ex Tax: £7.47

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Grams Performance 0-120 PSI Fuel Pressure Gauge
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Grams Performance 0-120 PSI Fuel Pressure Gauge

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£23.42 Ex Tax: £19.52

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Grams Performance 0-30 PSI Fuel Pressure Gauge
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Grams Performance 0-30 PSI Fuel Pressure Gauge

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£23.42 Ex Tax: £19.52

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Grams Performance 00-05 Honda S2000 1000cc Fuel Injectors (Set of 4)
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Grams Performance 00-05 Honda S2000 1000cc Fuel Injectors (Set of 4)

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£515.58 Ex Tax: £429.65

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Grams Performance 00-05 Honda S2000 1150cc Fuel Injectors (Set of 4)
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Grams Performance 00-05 Honda S2000 1150cc Fuel Injectors (Set of 4)

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£632.76 Ex Tax: £527.30

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Grams Performance 00-05 Honda S2000 2200cc Fuel Injectors (Set of 4)
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Grams Performance 00-05 Honda S2000 2200cc Fuel Injectors (Set of 4)

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£937.43 Ex Tax: £781.19

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Grams Performance 00-05 Honda S2000 550cc Fuel Injectors (Set of 4)
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Grams Performance 00-05 Honda S2000 550cc Fuel Injectors (Set of 4)

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£410.68 Ex Tax: £342.23

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Grams Performance 00-05 Honda S2000 750cc Fuel Injectors (Set of 4)
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Grams Performance 00-05 Honda S2000 750cc Fuel Injectors (Set of 4)

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£515.58 Ex Tax: £429.65

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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 1000cc Fuel Injectors (Set of 4)
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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 1000cc Fuel Injectors (Set of 4)

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£515.58 Ex Tax: £429.65

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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 1150cc Fuel Injectors (Set of 4)
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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 1150cc Fuel Injectors (Set of 4)

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£632.76 Ex Tax: £527.30

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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 2200cc Fuel Injectors (Set of 4)
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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 2200cc Fuel Injectors (Set of 4)

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£937.43 Ex Tax: £781.19

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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 550cc Fuel Injectors (Set of 4)
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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 550cc Fuel Injectors (Set of 4)

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£410.68 Ex Tax: £342.23

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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 750cc Fuel Injectors (Set of 4)
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Grams Performance 02-11 Subaru WRX / 07+ STI / 07-11 Legacy 750cc Fuel Injectors (Set of 4)

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£515.58 Ex Tax: £429.65

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Grams Performance 04-06 Dodge Viper SRT10 1000cc Fuel Injectors (Set of 10)
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Grams Performance 04-06 Dodge Viper SRT10 1000cc Fuel Injectors (Set of 10)

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£1,265.53 Ex Tax: £1,054.61

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Grams Performance 04-06 Dodge Viper SRT10 550cc Fuel Injectors (Set of 10)
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Grams Performance 04-06 Dodge Viper SRT10 550cc Fuel Injectors (Set of 10)

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£1,020.01 Ex Tax: £850.01

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Grams Performance 04-06 Dodge Viper SRT10 750cc Fuel Injectors (Set of 10)
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Grams Performance 04-06 Dodge Viper SRT10 750cc Fuel Injectors (Set of 10)

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£1,265.53 Ex Tax: £1,054.61

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Grams Performance 05-10 Dodge SRT8 1000cc Fuel Injectors (Set of 8)
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Grams Performance 05-10 Dodge SRT8 1000cc Fuel Injectors (Set of 8)

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£996.58 Ex Tax: £830.48

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Grams Performance 05-10 Dodge SRT8 550cc Fuel Injectors (Set of 8)
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Grams Performance 05-10 Dodge SRT8 550cc Fuel Injectors (Set of 8)

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£809.09 Ex Tax: £674.24

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Grams Performance 05-10 Dodge SRT8 750cc Fuel Injectors (Set of 8)
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Grams Performance 05-10 Dodge SRT8 750cc Fuel Injectors (Set of 8)

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£996.58 Ex Tax: £830.48

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Grams Performance 05-16 HEMI 5.7 / 6.1 / 6.4 SS Long Tube Headers (Does Not Fit AWD)
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Grams Performance 05-16 HEMI 5.7 / 6.1 / 6.4 SS Long Tube Headers (Does Not Fit AWD)

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£1,171.79 Ex Tax: £976.49

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Grams Performance 06-13 Charger / Challenger / Magnum / 300 5.7/6.1 85mm DBW Throttle Body
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Grams Performance 06-13 Charger / Challenger / Magnum / 300 5.7/6.1 85mm DBW Throttle Body

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£527.86 Ex Tax: £439.88

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Grams Performance 10-15 Camaro LS3 SS Long Tube Headers
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Grams Performance 10-15 Camaro LS3 SS Long Tube Headers

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£1,171.79 Ex Tax: £976.49

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Grams Performance 100 Micron -10AN Fuel Filter
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Grams Performance 100 Micron -10AN Fuel Filter

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£106.01 Ex Tax: £88.34

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Grams Performance 100 Micron -6AN Fuel Filter
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Grams Performance 100 Micron -6AN Fuel Filter

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£106.01 Ex Tax: £88.34

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Grams Performance 100 Micron -8AN Fuel Filter
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Grams Performance 100 Micron -8AN Fuel Filter

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£106.01 Ex Tax: £88.34

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Grams Performance 1000cc 996TT/997TT INJECTOR KIT
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Grams Performance 1000cc 996TT/997TT INJECTOR KIT

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£797.93 Ex Tax: £664.94

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Grams Performance 1000cc Cobalt INJECTOR KIT
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Grams Performance 1000cc Cobalt INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc E30 INJECTOR KIT
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Grams Performance 1000cc E30 INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc E36/ E46 INJECTOR KIT
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Grams Performance 1000cc E36/ E46 INJECTOR KIT

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£797.93 Ex Tax: £664.94

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Grams Performance 1000cc E90/E92/E93 INJECTOR KIT
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Grams Performance 1000cc E90/E92/E93 INJECTOR KIT

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£1,043.45 Ex Tax: £869.54

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Grams Performance 1000cc Evo X INJECTOR KIT
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Grams Performance 1000cc Evo X INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT
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Grams Performance 1000cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc Genesis 2.0T INJECTOR KIT
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Grams Performance 1000cc Genesis 2.0T INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc Sentra SE-R QR25DE Injector Kit
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Grams Performance 1000cc Sentra SE-R QR25DE Injector Kit

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£515.58 Ex Tax: £429.65

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Grams Performance 1000cc SRT4 2003-2005 INJECTOR KIT
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Grams Performance 1000cc SRT4 2003-2005 INJECTOR KIT

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£540.13 Ex Tax: £450.11

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Grams Performance 1000cc SRT8 2005-2010 INJECTOR KIT
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Grams Performance 1000cc SRT8 2005-2010 INJECTOR KIT

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£1,043.45 Ex Tax: £869.54

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Grams Performance 11-16 Mustang 5.0 SS Long Tube Headers
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Grams Performance 11-16 Mustang 5.0 SS Long Tube Headers

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£1,171.79 Ex Tax: £976.49

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Grams Performance 1150cc 1.8T/ 2.0T INJECTOR KIT
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Grams Performance 1150cc 1.8T/ 2.0T INJECTOR KIT

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£662.89 Ex Tax: £552.41

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Grams Performance 1150cc 79-92 RX7/ RX8 INJECTOR KIT
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Grams Performance 1150cc 79-92 RX7/ RX8 INJECTOR KIT

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£331.44 Ex Tax: £276.20

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Grams Performance 1150cc 911/ 996/ 997 INJECTOR KIT
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Grams Performance 1150cc 911/ 996/ 997 INJECTOR KIT

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£982.07 Ex Tax: £818.39

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Grams Performance 1150cc 996TT/997TT INJECTOR KIT
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Grams Performance 1150cc 996TT/997TT INJECTOR KIT

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£982.07 Ex Tax: £818.39

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Grams Performance 1150cc Cobalt INJECTOR KIT
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Grams Performance 1150cc Cobalt INJECTOR KIT

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£662.89 Ex Tax: £552.41

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Grams Performance 1150cc E30 INJECTOR KIT
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Grams Performance 1150cc E30 INJECTOR KIT

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£662.89 Ex Tax: £552.41

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Grams Performance 1150cc E36/ E46 INJECTOR KIT
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Grams Performance 1150cc E36/ E46 INJECTOR KIT

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£982.07 Ex Tax: £818.39

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Grams Performance 1150cc E90/E92/E93 INJECTOR KIT
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Grams Performance 1150cc E90/E92/E93 INJECTOR KIT

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£1,313.52 Ex Tax: £1,094.60

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Grams Performance 1150cc Evo X INJECTOR KIT
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Grams Performance 1150cc Evo X INJECTOR KIT

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£662.89 Ex Tax: £552.41

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