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Snow performance boost - ​snow,

Snow performance boost - ​snow,

$299.99
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Water methanol injection - methanol,

Water methanol injection - methanol,

$199.00
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Snow performance for gas stage - snow,

Snow performance for gas stage - snow,

$556.16
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Resin mineral tank - resin,

Resin mineral tank - resin,

$165.00
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Edelbrock vara jection - edelbrock, vara-jection

Edelbrock vara jection - edelbrock, vara-jection

$159.99
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Snow stage boost - snow,

Snow stage boost - snow,

$551.11
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Snow performance gas stage - snow,

Snow performance gas stage - snow,

$375.00
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Snow performance - snow,

Snow performance - snow,

$143.61
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Aem water methanol - aem, water/methanol

Aem water methanol - aem, water/methanol

$242.79
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Snow performance sno 210 - snow,

Snow performance sno 210 - snow,

$688.95
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Bms gallon heavy - bms, 1.25

Bms gallon heavy - bms, 1.25

$55.00
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Aem 3015 water methanol - aem, water/methanol

Aem 3015 water methanol - aem, water/methanol

$186.95
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Hpc methanol water - /, injection

Hpc methanol water - /, injection

$89.99
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110v chemical electric - chemical,

110v chemical electric - chemical,

$279.74
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Bosphorus innovations 81gal - innovations, 5.81gal

Bosphorus innovations 81gal - innovations, 5.81gal

$178.23
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3320 aem water methanol - aem, water/methanol

3320 aem water methanol - aem, water/methanol

$206.95
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Snow performance gas - snow,

Snow performance gas - snow,

$549.99
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Aem water methanol - aem,

Aem water methanol - aem,

$538.95
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Aem water methanol multi - aem, /

Aem water methanol multi - aem, /

$525.95
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Racing water injection - vp,

Racing water injection - vp,

$23.93
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Snow performance water - snow,

Snow performance water - snow,

$301.22
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Aem 3320 water - aem, v3

Aem 3320 water - aem, v3

$206.95
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Water injection exhaust - water,

Water injection exhaust - water,

$305.50
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Snow performance water - snow,

Snow performance water - snow,

$34.03
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Aem 3301 water - aem, water/methanol

Aem 3301 water - aem, water/methanol

$654.95
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Aem 3325 water - aem, 30-3325

Aem 3325 water - aem, 30-3325

$152.95
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Water methanol injection - water, pump

Water methanol injection - water, pump

$180.00
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Water methanol injection trunk - methanol,

Water methanol injection trunk - methanol,

$315.00
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Liposuction cannulas converter - liposuction,

Liposuction cannulas converter - liposuction,

$215.56
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Universal pre turbo - universal, pre-turbo

Universal pre turbo - universal, pre-turbo

$224.99
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Stainless steel water methanol - steel,

Stainless steel water methanol - steel,

$55.00
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High flow anti siphon - high-flow, solenoid

High flow anti siphon - high-flow, solenoid

$97.80
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Snow performance high - performance, flow

Snow performance high - performance, flow

$87.99
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Snow performance boost - boost, cooler

Snow performance boost - boost, cooler

$149.99
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Aem 3325 water methanol - 30-3325, water/methanol

Aem 3325 water methanol - 30-3325, water/methanol

$152.95
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Snow performance gallon - 2.5,

Snow performance gallon - 2.5,

$69.99
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Snow performance water meth - performance,

Snow performance water meth - performance,

$375.00
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Aem electronics water - electronics,

Aem electronics water - electronics,

$16.99
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Edelbrock vara jection - edelbrock, water

Edelbrock vara jection - edelbrock, water

$254.99
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Dual nozzle kit best - dual,

Dual nozzle kit best - dual,

$70.28
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Baxter 2b0304x sterile water - 2b0304x,

Baxter 2b0304x sterile water - 2b0304x,

$30.44
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Snow performance high flow - performance,

Snow performance high flow - performance,

$77.08
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Snow performance 201 stage - snow, 1

Snow performance 201 stage - snow, 1

$369.90
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Prometh stainless steel water - stainless,

Prometh stainless steel water - stainless,

$35.00
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Snow performance for - snow, boost

Snow performance for - snow, boost

$858.93
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Aem gallon water - v3,

Aem gallon water - v3,

$525.95
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Snow performance water meth - water,

Snow performance water meth - water,

$325.00
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Prometh stainless steel - prometh,

Prometh stainless steel - prometh,

$35.00
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Snow performance stage boost - performance,

Snow performance stage boost - performance,

$375.00
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Aem 3300 water - v2, water/methanol

Aem 3300 water - v2, water/methanol

$538.95
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2007 mini cooper - mini, n14

2007 mini cooper - mini, n14

$580.00
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Coffman center drain - coffman’s,

Coffman center drain - coffman’s,

$722.50
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Water methanol injection pump - methanol,

Water methanol injection pump - methanol,

$270.00
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Stainless steel water methanol - stainless,

Stainless steel water methanol - stainless,

$50.00
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Quart methanol water - methanol, or

Quart methanol water - methanol, or

$49.00
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Hobbs boost switch - boost, psi

Hobbs boost switch - boost, psi

$44.94
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Stainless steel water - steel,

Stainless steel water - steel,

$55.00
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Stainless steel water - stainless,

Stainless steel water - stainless,

$55.00
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Water injection exhaust - injection,

Water injection exhaust - injection,

$328.99
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Aem water methanol injection - aem,

Aem water methanol injection - aem,

$300.00
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Aem 3015 water methanol - aem, 30-3015

Aem 3015 water methanol - aem, 30-3015

$199.95
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Stage boost cooler forced - stage, 1

Stage boost cooler forced - stage, 1

$357.51
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Aem gallon water - aem, water/methanol

Aem gallon water - aem, water/methanol

$656.99
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Snow performance water - snow,

Snow performance water - snow,

$29.99
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Stainless steel water methanol - stainless,

Stainless steel water methanol - stainless,

$55.00
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Aem water methanol - water/methanol, injection

Aem water methanol - water/methanol, injection

$150.00
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Snow performance water - snow,

Snow performance water - snow,

$29.99
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Snow performance gas - gas, 2.5

Snow performance gas - gas, 2.5

$583.34
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Sno 60610 snow performance - snow,

Sno 60610 snow performance - snow,

$421.86
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2004 2021 subaru wrx - 2004-2021,

2004 2021 subaru wrx - 2004-2021,

$623.00
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Aem water methanol - aem, injection

Aem water methanol - aem, injection

$119.65
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Aem 3300 1 - 1, gallon

Aem 3300 1 - 1, gallon

$599.95
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201 snow performance stage - stage, 1

201 snow performance stage - stage, 1

$386.99
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Water injection jet - jet, boat

Water injection jet - jet, boat

$279.99
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Prometh stainless steel water - steel,

Prometh stainless steel water - steel,

$35.00
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Aem 15 gallon - v3, 1.15

Aem 15 gallon - v3, 1.15

$538.95
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Aem 3315 water methanol - 30-3315,

Aem 3315 water methanol - 30-3315,

$89.96
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Aem gallon water methanol - aem, 1

Aem gallon water methanol - aem, 1

$167.53
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Vintage edelbrock - vintage,

Vintage edelbrock - vintage,

$179.99
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Snow performance boost - boost, cooler

Snow performance boost - boost, cooler

$395.00
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3320 aem water - 30-3320, water/methanol

3320 aem water - 30-3320, water/methanol

$206.95
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Sno 2135 brd stage - sno-2135-brd-t, 2.5

Sno 2135 brd stage - sno-2135-brd-t, 2.5

$949.50
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Corvette 1965 hi perf - 63, hi-perf

Corvette 1965 hi perf - 63, hi-perf

$100.00
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Aem gallon water - aem, 5

Aem gallon water - aem, 5

$654.95
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Snow performance for - snow,

Snow performance for - snow,

$203.91
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Nitrous express sno - nitrous,

Nitrous express sno - nitrous,

$73.05
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Racing 14611 water - racing,

Racing 14611 water - racing,

$14.00
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Snow performance - snow,

Snow performance - snow,

$140.62
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Snow performance for extreme - performance,

Snow performance for extreme - performance,

$204.09
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Prometh water methanol - prometh,

Prometh water methanol - prometh,

$230.00
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Snow performance stage - performance,

Snow performance stage - performance,

$687.99
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Water methanol injection - water,

Water methanol injection - water,

$230.00
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Aem water methanol - aem, water/methanol

Aem water methanol - aem, water/methanol

$207.95
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Water methanol injection - methanol,

Water methanol injection - methanol,

$29.99
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Snow performance extreme - performance,

Snow performance extreme - performance,

$204.09
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Snow performance cylinder - snow,

Snow performance cylinder - snow,

$208.33
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📊96 listings · from $14 · avg $268.88

Browse 96 water injection listings currently in our index. Prices range from $14 to $949.5, with an average of $268.88. 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 →

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Everything you need to know about water injection

Whether you are looking for a brand-new or second-hand water injection, 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 $14, while premium listings can reach $949.5 — giving you a wide budget spread to work with. The average price of $268.88 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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