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Throttle Body Kits
See all 5 →Bespoke ITB Kit — any engine
Your engine not on the list? We design and build complete individual throttle body systems for engines we have never seen before — that is where…
from £350.00 per cylinder
Honda K20 Plug and Play ITB Kit
Carbon composite ITB kit for a standard K20 — fits every cylinder head, and bolts on without changing the top pulley.
from £1185.00
from £1422.00 inc. VAT
Honda K20 Race/Kit car ITB Kit
Carbon composite ITB kit for a race or kit car K20. The manifold leaves the cylinder head unrestricted — the trade is modification to the front…
from £1185.00
from £1422.00 inc. VAT
Peugeot 205 GTi6 Mi16 Plug and Play ITB Kit
Carbon composite ITB kit for the Peugeot 205 GTi6 (XU10J4RS) and Mi16 (XU9J4). Bolts straight on, 3.6kg complete.
from £1285.00
from £1542.00 inc. VAT
Intake Manifolds
See all 5 →Bespoke Intake Manifold — any engine
An intake manifold for an engine we don’t list, port-matched to your own cylinder head, in carbon composite. Send us a traced port outline and we…
from £100.00 per cylinder
Honda K20 SF OBX Short Manifold
Advanced Carbon Composite Intake Manifold (Carbon IDT)Made to order using Carbon IDT (Carbon Infused Digital Technology), this high-strength carbon…
from £275.00
from £330.00 inc. VAT
Peugeot GTi6 XU10J4RS Mi16 XU9J4 DCOE Intake Manifold
Advanced Carbon Composite Intake Manifold (Carbon IDT) – DCOEMade to order using Carbon IDT (Carbon Infused Digital Technology), this high-strength…
from £340.00
from £408.00 inc. VAT
Peugeot GTi6 XU10J4RS Mi16 XU9J4 SF OBX Intake Manifold
Advanced Carbon Composite Intake Manifold (Carbon IDT)Made to order using Carbon IDT (Carbon Infused Digital Technology), this high-strength carbon…
from £340.00
from £408.00 inc. VAT
Air boxes
See all 5 →Bespoke Airbox — any throttle bodies
An airbox for throttle bodies or carburettors we don’t list, built to fit the space you actually have. Tell us the bodies, the spacing and the clearance.
from £100.00 per cylinder
GMR Air filter
Quick and easy replacement Made to suit our 4 cylinder air boxes these are replacable by removing the three M4 bolts and mounting the replacement.…
£50.00
£60.00 inc. VAT
GMR Airbox for Jenvey & DCOE type throttle bodies
Advanced Carbon Composite airbox Manufactured using Carbon IDT, (Carbon Infused Digital Technology), high-strength carbon composite, this airbox is…
£275.00
£330.00 inc. VAT
GMR Airbox for Jenvey OBX SF Type Throttle Bodies
Advanced Carbon Composite airboxManufactured using Carbon IDT, (Carbon Infused Digital Technology), high-strength carbon composite, this airbox is…
£275.00
£330.00 inc. VAT
Throttle Bodies
2 items →GMR OBX, SF Type throttle bodies
Single port bodies: Allows a wide variaty of cylinder/port spacings to be catered for. Short bodies: A relatively short body at a nominal diameter…
from £150.00
from £180.00 inc. VAT
GMR Strata Throttle Body
Our own throttle bodies, made to the size your engine actually wants rather than the nearest one somebody else decided to produce — and half the…
£150.00
£180.00 inc. VAT
Velocity Stacks
1 item →Injectors
4 items →226cc Pico-type Injectors (IWP006)
Sold individually. A four-cylinder engine takes four. Flow rate 226cc/min at 3 bar Type Pico pattern, short body Spray pattern 4-hole nozzle…
from £72.00
from £86.40 inc. VAT
465cc “Green Giant” Injectors
Sold individually. A four-cylinder engine takes four. Flow rate 465cc/min at 3 bar Type EV14L / long body Spray pattern 4-hole disc Impedance 14.2 Ω…
from £45.00
from £54.00 inc. VAT
480cc Pico-type ITB Injectors (IWP069)
Sold individually. A four-cylinder engine takes four. Flow rate 480cc/min at 3 bar (46 lb/hr) At higher pressure 563cc at 4 bar · 629cc at 5 bar…
from £72.00
from £86.40 inc. VAT
Bosch EV14S 550cc Injectors
Sold individually. A four-cylinder engine takes four. Flow rate 550cc/min at 3 bar Type EV14S / short body Spray pattern 6-jet fine spray Impedance…
from £60.00
from £72.00 inc. VAT
Throttle linkage
4 items →GMR SF Throttle Linkage
Our throttle linkage for SF/OBX-pattern throttle bodies replaces the conventional throttle lever with a non-linear progression quadrant, which…
£50.00
£60.00 inc. VAT
GMR TPS sensor and adapter
Our own TPS and adaptor plate to allow fitment to either end of a spindle.
£50.00
£60.00 inc. VAT
GMR Throttle Cable Nipple
GMR 6mm solderless nipple for 2mm throttle cables.
£3.00
£3.60 inc. VAT
Honda K20 TPS Adaptor Kit
Mounts your existing Honda TPS to Jenvey SF and SF/OBX type throttle bodies. Uses the sensor already on your engine — no sensor supplied.
£30.00
£36.00 inc. VAT
Coolant Housings
2 items →K20 FWD Water Housing
Honda K20 FWD Water Housing A replacement for the factory K20 water housing, built for GMR ITB setups and custom setups where the OEM part limits…
£120.00
£144.00 inc. VAT
K20 RWD Water housing
Honda K20 RWD Water Housing A replacement for the factory K20 water housing, built for GMR ITB setups and custom setups where the OEM part limits…
£120.00
£144.00 inc. VAT
Accessories
See all 6 →2-way Minitimer Connector Kit
The connector and terminals to wire a 2-way Minitimer plug, supplied as a kit. One per sensor or injector. Series 2-way Minitimer pattern Ways 2-pin…
£4.95
£5.94 inc. VAT
GMR DCOE Throttle Body Idle Vacuum Manifold
GMR designed and manufactured compact throttle body Idle vacuum manifold Idle control built in: Built into the end of the manifold is our standard…
£95.00
£114.00 inc. VAT
GMR SF/OBX Honda K20 Vacuum Manifold
GMR designed and manufactured compact throttle body Idle vacuum manifold for K20 based ITB installations allowing K20 MAP and IDLE sensors to be…
£75.00
£90.00 inc. VAT
GMR SF/OBX Throttle Body Idle Vacuum Manifold
GMR designed and manufactured compact throttle body Idle vacuum manifold Idle control built in: Built into the end of the manifold is our standard…
£95.00
£114.00 inc. VAT
ECU Mapping
See all 10 →Cosworth ECU Mapping
Custom calibration for Cosworth engine management, mapped on a dyno under knock detection and wideband AFR monitoring. At our Northampton workshop,…
from £275.00
from £330.00 inc. VAT
DTA ECU Mapping
Custom calibration for DTA engine management, mapped on a dyno under knock detection and wideband AFR monitoring. At our Northampton workshop, or at…
from £275.00
from £330.00 inc. VAT
GEMS ECU Mapping
Custom calibration for GEMS engine management, mapped on a dyno under knock detection and wideband AFR monitoring. At our Northampton workshop, or…
from £275.00
from £330.00 inc. VAT
Subaru BRZ ECU Mapping
Custom ECU calibration for the Subaru BRZ, mapped on a dyno under knock detection and wideband AFR monitoring.
from £275.00
from £330.00 inc. VAT