Best Esupport Relays in 2026

Daisy
Last Updated: Feb 7, 2026

At a Glance: Our Top Picks for Esupport Relays

Cardone 79-4407 Remanufactured Chrysler Computer (Renewed)
#TOP1
Cardone 79-4407 Remanufactured Chrysler Computer (Renewed)
6.6
PM SCORE
Cardone 78-2001 Remanufactured Ford Computer (Renewed)
#TOP2
Cardone 78-2001 Remanufactured Ford Computer (Renewed)
5.3
PM SCORE
Cardone 79-0378 Remanufactured Engine Control Computer Module, ECC/ECM (Renewed)
#TOP3
Cardone 79-0378 Remanufactured Engine Control Computer Module, Ecc/Ecm
5.3
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Esupport Relays of 2026

Market Overview
Esupport Relays Reviewed
  • Reviews Analyzed: 118 Items
  • PM Avg. Rating: 3.8 / 10
21 Products Evaluated
  • Highest Price: $528.73
  • Lowest Price: $55.84
  • Avg. Price: $208.58
#TOP1

Cardone 79-4407 Remanufactured Chrysler Computer (Renewed)

CARDONE
79-4407
9.75 X 7.38 X 3.25 Inches
1.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP2

Cardone 78-2001 Remanufactured Ford Computer (Renewed)

CARDONE
78-2001
14.13 X 9.13 X 4.13 Inches
4.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

Fit type: Vehicle Specific

Cardone 79-0378 Remanufactured Engine Control Computer Module, Ecc/Ecm (Renewed)

CARDONE
79-0378
9.75 X 7.38 X 3.25 Inches
2.72 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit assures a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life

On-car vehicle validation is done to test durability and performance

#TOP4

Cardone 77-7748 Remanufactured Engine Control Module Computer (Ecm)

CARDONE
77-7748
10.25 X 6.50 X 2.25 Inches
1.59 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%

#TOP5

Cardone 73-70029 Remanufactured Relay Control Module, Rcc/Rcm (Renewed)

CARDONE
73-70029
7.25 X 4.50 X 4.13 Inches
1.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

All modules are fully tested with automated computerized test equipment to ensure functionality and reliable

Complete resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

#TOP6

Cardone 79-7522 Remanufactured Chrysler Engine Control Module (Ecm) / Computer

CARDONE
79-7522
9.00 X 8.25 X 2.25 Inches
1.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
StockWise Auto 8.69

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP7

Cardone 78-4724 Remanufactured Ford Engine Control Module (Ecm) / Computer

CARDONE
78-4724
9.00 X 8.06 X 2.19 Inches
1.80 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

Cardone 78-4306 Remanufactured Ford Engine Control Module (Ecm) / Computer

CARDONE
78-4306
9.00 X 8.06 X 2.19 inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP9

Cardone 79-4406 Remanufactured Chrysler Computer (Renewed)

CARDONE
79-4406
9.75 X 7.38 X 3.25 Inches
1.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP10

Cardone 77-3247 Remanufactured Engine Control Module Computer (Ecm)

CARDONE
77-3247
12.75 X 9.13 X 3.06 Inches
1.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%

#TOP11

Cardone 77-6395 Remanufactured General Motors Computer (Renewed)

CARDONE
77-6395
10.25 X 6.50 X 2.25 Inches
0.18 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit assures a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

#TOP12

Cardone 79-7813 Remanufactured Engine Control Computer Module, Ecc/Ecm

CARDONE
79-7813
12.75 X 7.25 X 5.63 Inches
2.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life

On-car vehicle validation is done to test durability and performance

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.

#TOP13

Cardone 78-4720 Remanufactured Ford Engine Control Module (Ecm) / Computer (Renewed)

CARDONE
78-4720
9.00 X 8.06 X 2.19 Inches
1.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

Cardone 73-8784 Remanufactured Body Control Computer Module, Bcc/Bcm/Gem (Renewed)

CARDONE
73-8784
10.25 X 6.50 X 2.25 Inches
1.81 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit assures a perfect vehicle fit

100% re-soldering of critical components ensures superior electrical connections, prevents intermittent failures and extends product life

All modules are 100% tested with automated computerized test equipment to ensure functionality and reliability

On-car validation routines ensure that modules meet all form, fit, durability and performance requirements

#TOP15

Cardone 78-4308 Remanufactured Ford Computer (Renewed)

CARDONE
78-4308
9.00 X 8.06 X 2.19 Inches
1.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%

Cardone 73-5236F Remanufactured Body Control Computer Module, Bcc/Bcm/Gem (Renewed)

CARDONE
73-5236F
10.25 X 6.50 X 2.25 Inches
0.95 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

100% re-soldering of critical components ensures superior electrical connections, prevents intermittent failures and extends product life

All modules are 100% tested with automated computerized test equipment to ensure functionality and reliability

On-car validation routines ensure that modules meet all form, fit, durability and performance requirements

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent

Cardone 78-6398 Remanufactured Ford Computer

CARDONE
78-6398
10.25 X 6.50 X 2.25 Inches
1.80 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP18

Cardone 78-5038 Remanufactured Engine Control Module Computer (Ecm)

CARDONE
78-5038
9.00 X 8.25 X 2.25 Inches
1.80 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated, computerized equipment or bench-tested, depending on application, to ensure functionality

100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life

On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%

#TOP19

Cardone 78-5750 Remanufactured Ford Engine Control Module (Ecm) / Computer

CARDONE
78-5750
9.00 X 8.06 X 2.19 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

#TOP20

Cardone 77-5950 Remanufactured General Motors Engine Control Module (Ecm) / Computer

CARDONE
77-5950
10.25 X 6.50 X 2.25 Inches
2.00 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

On-car vehicle validation testing ensures product fits and functions properly

OE components with high failure rates are 100% replaced

All electronic modules are 100% tested to ensure they meet OE requirements for the application

Advanced robotic equipment ensures precision made units and consistent high quality with every part

Every unit is 100% tested to ensure quality and reliability

Cardone 78-9059F Remanufactured Engine Control Computer (Renewed)

CARDONE
78-9059F
10.25 X 6.50 X 2.25 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit

Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.

Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.

On-car vehicle validation is done to test durability and performance -- as a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.

Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.

Top 10 relays Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Cardone 21

Top 10 relays Brands Pie Chart


We've carried out a comprehensive analysis of 118 reviews on relays, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select relays priced around $208.58, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 21 relays for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right relays Products based on their needs, saving them considerable time when choosing which relays to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.