Octanium Unleaded is formulated to provide the biggest octane boost – up to 7 numbers.
Safe for Catalytic converters and emissions equipment.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
Brand:
ES#:
4381727
Mfg#:
29505KT
$29.99 USD
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Partial Replacement
1/8NPT-1/4
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Brand:
ES#:
4376613
Mfg#:
SN0-82082R
$9.99 USD
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Lifetime Replacement
Snow Performance Hyper-Sonic water-methanol injection nozzle
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Brand:
ES#:
4492417
Mfg#:
SN0-N0300
$31.99 USD
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Lifetime Replacement
Replacement 4-pin/40 amp relay
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Brand:
ES#:
2899228
Mfg#:
4H0951253A
$9.99 USD
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Lifetime Replacement
incl. brackets/check valve/tubing
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Brand:
ES#:
2826214
Mfg#:
40016
$156.99 USD
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Lifetime Replacement
Returns fuel from the fuel filter to the tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
390184
Mfg#:
4F0201227D
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$163.99
This product was last offered at the strikethrough price on 06-10-2026
$150.99 USD
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Lifetime Replacement
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use in setups where charge pipe injection is being utilized.
Brand:
ES#:
3514866
Mfg#:
FSB-CPI
$150.00 USD
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Lifetime Replacement
High flow WMI solenoid with inline 40 micron filter
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Brand:
ES#:
4715239
Mfg#:
BMS-WMI-SOL
$75.00 USD
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Filter for Inline Fuel Filter AN8 Single In/Out unit
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Brand:
ES#:
4883029
Mfg#:
101-0258
$52.99
This product was last offered at the strikethrough price on 01-22-2026
$49.99 USD
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Vital kit consisting of cam follower, fuel pump sealing o-ring, & fuel pump hardware
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Brand:
ES#:
2738331
Mfg#:
06E109309AKT
$225.82
This product was last offered at the strikethrough price on 04-15-2026
$149.29 USD
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Lifetime Replacement
For use with 139mm fuel gauge sending unit retainer nuts
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Brand:
ES#:
4017215
Mfg#:
CTA5015
$67.90 USD
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Lifetime Replacement
12-14.3mm 9mm Wide
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Brand:
ES#:
2571771
Mfg#:
21014BLK
$13.46 USD
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Lifetime Replacement
Replacement WMI Water Injection Hose
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Brand:
ES#:
4715254
Mfg#:
BMS-WMI-IL
$31.99 USD
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Lifetime Replacement
Connects the fuel filter to fuel line
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Brand:
ES#:
4818653
Mfg#:
4F0201218E
Limited Qty Sale
$42.99
This product was last offered at the strikethrough price on 05-02-2026
$30.99 USD
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Lifetime Replacement
Seals the high pressure fuel pump to the cylinder head
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3142384
Mfg#:
WHT005184
$6.11 USD
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Lifetime Replacement
Inexpensive, compact, and easy to mount.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3514828
Mfg#:
1G-MT-CL
$30.00 USD
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Lifetime Replacement
More About Engine Fuel Parts
ECS Tuning has made it simple to find the perfect fuel system parts for your car. Whether you're replacing OEM fuel system parts or building a high-flow fuel system for a performance car, ECS Tuning has fuel pumps, fuel injectors, fuel filters, and more from respected names like Bosch, Siemens, and Genesis.