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Water injection kit

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Aem water meth methanol - aem,

Aem water meth methanol - aem,

£312.70
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Snow performance boost cooler - snow,

Snow performance boost cooler - snow,

£324.39
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Aem 3300 water methanol - aem, 30-3300

Aem 3300 water methanol - aem, 30-3300

£399.99
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Genuine aem water - aem, v2

Genuine aem water - aem, v2

£471.38
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Devils water methanol - devils,

Devils water methanol - devils,

£364.99
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Aem gallon water - water, meth

Aem gallon water - water, meth

£579.99
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3300 aem water methanol - 30-3300,

3300 aem water methanol - 30-3300,

£425.00
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Aem water methanol - v3,

Aem water methanol - v3,

£555.00
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Coolingmist volute injection - volute,

Coolingmist volute injection - volute,

£189.99
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Water methanol injection - water,

Water methanol injection - water,

£363.70
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Port direct injection - 6, kit

Port direct injection - 6, kit

£274.99
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Devilsown port direct - port,

Devilsown port direct - port,

£139.99
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Coolingmist port direct - port,

Coolingmist port direct - port,

£469.95
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Devilsown vaux astra vxr - devilsown,

Devilsown vaux astra vxr - devilsown,

£449.99
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Aem electronics water methanol - aem, water/methanol

Aem electronics water methanol - aem, water/methanol

£246.95
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Port direct injection kit - 4,

Port direct injection kit - 4,

£209.99
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Devilsown mini cooper r56 - mini,

Devilsown mini cooper r56 - mini,

£449.99
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Port direct injection kit - 4,

Port direct injection kit - 4,

£369.95
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Coolingmist volute injection - coolingmist,

Coolingmist volute injection - coolingmist,

£194.99
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3300 aem v3 water - 30-3300,

3300 aem v3 water - 30-3300,

£675.00
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Genuine water meth - genuine, v3

Genuine water meth - genuine, v3

£424.02
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Devilsown m57 port - devilsown, direct

Devilsown m57 port - devilsown, direct

£509.99
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Coolingmist hardline port - coolingmist,

Coolingmist hardline port - coolingmist,

£179.99
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Coolingmist port direct - 4,

Coolingmist port direct - 4,

£179.99
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Coolingmist stage water - stage,

Coolingmist stage water - stage,

£394.99
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Coolingmist volute dual - volute,

Coolingmist volute dual - volute,

£252.99
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Coolingmist tuner kit water - coolingmist,

Coolingmist tuner kit water - coolingmist,

£329.99
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Devilsown water meth - devilsown, injection

Devilsown water meth - devilsown, injection

£375.99
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Devilsown water methanol - devilsown,

Devilsown water methanol - devilsown,

£545.99
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Aem electronics water methanol - aem, water/methanol

Aem electronics water methanol - aem, water/methanol

£755.78
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Devilsown port direct - devilsown,

Devilsown port direct - devilsown,

£284.99
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Aem water methanol - aem, water/methanol

Aem water methanol - aem, water/methanol

£640.00
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Devilsown port direct - devilsown,

Devilsown port direct - devilsown,

£289.99
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Devilsown vaux astra - devilsown,

Devilsown vaux astra - devilsown,

£369.99
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Devils water methanol - devils,

Devils water methanol - devils,

£564.99
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Devilsown ford focus port - ford,

Devilsown ford focus port - ford,

£359.99
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Coolingmist tuner kit water - tuner,

Coolingmist tuner kit water - tuner,

£399.99
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Coolingmist track cooling - track,

Coolingmist track cooling - track,

£359.95
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Aem electronics inline filter - aem,

Aem electronics inline filter - aem,

£54.77
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Aem water methanol - aem, injection

Aem water methanol - aem, injection

£660.00
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Devilsown port direct - devilsown, 6

Devilsown port direct - devilsown, 6

£204.99
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Devilsown n55 port - devilsown, 6

Devilsown n55 port - devilsown, 6

£609.95
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Devilsown mini cooper r53 - mini,

Devilsown mini cooper r53 - mini,

£359.99
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Devilsown n55 port direct - n55,

Devilsown n55 port direct - n55,

£519.95
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Devilsown water meth injection - meth,

Devilsown water meth injection - meth,

£307.99
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Coolingmist hardline port - coolingmist,

Coolingmist hardline port - coolingmist,

£339.95
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Aem electronics water methanol - electronics, water/methanol

Aem electronics water methanol - electronics, water/methanol

£246.95
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Coolingmist water methanol - coolingmist,

Coolingmist water methanol - coolingmist,

£44.75
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Devilsown port direct - port,

Devilsown port direct - port,

£524.95
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Coolingmist hardline port - coolingmist,

Coolingmist hardline port - coolingmist,

£229.99
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Devilsown port direct - devilsown,

Devilsown port direct - devilsown,

£299.95
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Coolingmist port direct - coolingmist,

Coolingmist port direct - coolingmist,

£229.95
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Coolingmist n55 port direct - n55,

Coolingmist n55 port direct - n55,

£569.95
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Coolingmist port direct - coolingmist,

Coolingmist port direct - coolingmist,

£339.95
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Race spec port direct - race-spec,

Race spec port direct - race-spec,

£87.02
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Aem gallon water meth - v3,

Aem gallon water meth - v3,

£559.99
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Devilsown water methanol - devilsown,

Devilsown water methanol - devilsown,

£674.99
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Coolingmist ford focus port - coolingmist, st

Coolingmist ford focus port - coolingmist, st

£409.99
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Devilsown n54 port direct - devilsown,

Devilsown n54 port direct - devilsown,

£629.95
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Devilsown mazda mps - mps, 6

Devilsown mazda mps - mps, 6

£369.99
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Genuine aem water - genuine,

Genuine aem water - genuine,

£92.95
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Devilsown mini cooper r53 - cooper,

Devilsown mini cooper r53 - cooper,

£439.99
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Devilsown mini cooper r56 - s,

Devilsown mini cooper r56 - s,

£369.99
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Coolingmist m57 direct port - m57,

Coolingmist m57 direct port - m57,

£534.99
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Coolingmist stage water - stage, 1

Coolingmist stage water - stage, 1

£474.99
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Coolingmist track cooling - track,

Coolingmist track cooling - track,

£414.95
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Coolingmist jb4 water - coolingmist,

Coolingmist jb4 water - coolingmist,

£414.99
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Devilsown focus port - devilsown,

Devilsown focus port - devilsown,

£504.99
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Coolingmist stage water - 1,

Coolingmist stage water - 1,

£469.99
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Devilsown ford focus port - ford,

Devilsown ford focus port - ford,

£439.99
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Aem gallon petrol - aem, petrol/diesel

Aem gallon petrol - aem, petrol/diesel

£560.00
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Devilsown ford fiesta port - ford, st

Devilsown ford fiesta port - ford, st

£359.99
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Aem electronics water methanol - electronics, water/methanol

Aem electronics water methanol - electronics, water/methanol

£106.87
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Coolingmist port direct - coolingmist,

Coolingmist port direct - coolingmist,

£369.99
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Devils water methanol - devils,

Devils water methanol - devils,

£527.99
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Devilsown ford fiesta - devilsown, port

Devilsown ford fiesta - devilsown, port

£439.99
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Coolingmist hardline port - coolingmist,

Coolingmist hardline port - coolingmist,

£469.95
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Devilsown water methanol - water,

Devilsown water methanol - water,

£745.99
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Devilsown vaux astra vxr - devilsown,

Devilsown vaux astra vxr - devilsown,

£369.99
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Coolingmist port direct - coolingmist,

Coolingmist port direct - coolingmist,

£689.95
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Devilsown port direct - 6,

Devilsown port direct - 6,

£444.95
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Devilsown vaux astra vxr - devilsown, j

Devilsown vaux astra vxr - devilsown, j

£444.99
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Devils water methanol - devils,

Devils water methanol - devils,

£430.99
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Devilsown m57 port direct - 6,

Devilsown m57 port direct - 6,

£599.99
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Devilsown port direct - devilsown,

Devilsown port direct - devilsown,

£429.95
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Devilsown focus port direct - focus, 5

Devilsown focus port direct - focus, 5

£469.95
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Aem electronics water methanol - aem, water/methanol

Aem electronics water methanol - aem, water/methanol

£103.13
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Coolingmist focus port - coolingmist, 5

Coolingmist focus port - coolingmist, 5

£507.99
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Aem electronics gallon - electronics, 1

Aem electronics gallon - electronics, 1

£588.32
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Devilsown n54 port direct - n54,

Devilsown n54 port direct - n54,

£539.95
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Snow performance boost cooler - snow,

Snow performance boost cooler - snow,

£405.69
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Devilsown port direct - devilsown,

Devilsown port direct - devilsown,

£609.95
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Devilsown mazda mps 3 - devilsown, 6

Devilsown mazda mps 3 - devilsown, 6

£449.99
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Devilsown port direct - 8,

Devilsown port direct - 8,

£749.95
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Snow performance diesel stage - diesel,

Snow performance diesel stage - diesel,

£446.34
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Vaitrix sensor type - type, gauge

Vaitrix sensor type - type, gauge

£510.00
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📊96 listings · from £44.75 · avg £411.41

Browse 96 water injection kit listings currently in our index. Prices range from £44.75 to £755.78, with an average of £411.41. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about water injection kit →

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Everything you need to know about water injection kit

Whether you are looking for a brand-new or second-hand water injection kit, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £44.75, while premium listings can reach £755.78 — giving you a wide budget spread to work with. The average price of £411.41 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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