$4.99 $13
For Prime members only. Amazon has the 20-ounce Chevron Techron Concentrate Fuel System Cleaner (65740) for $6.99 - $2 off with coupon (click "Clip Coupon & Save") = $4.99 with free shipping.

Designed for carbureted or fuel-injected spark ignition engines, use every 3,000 miles to keep the fuel system clean. Lots of great reviews on this stuff.
$4.99 retail: $13
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Comments & Reviews (10)

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DEguy
Ben's cred: 192
Posted 05/10/2016 at 06:03 AM PT
Posted 05/10/2016 at 06:03 AM PT
This was one of the products that Chris Fix tested (You Tube) and showed borescope images of cylinders. The results were very subtle at best in areas it was advertised as intended to "clean".
He didn't look at injectors and other parts of the fuel system. I put gasoline in my car's tank and nothing else. No problems and I keep cars for a LONG time.
DEguy
Ben's cred: 82
Posted 05/10/2016 at 09:46 AM PT
Posted 05/10/2016 at 09:46 AM PT

He didn't look at injectors and other parts of the fuel system.

So, he didn't look at the fuel system even though it's called "Techron Concentrate Fuel System Cleaner"? Sounds like a truly excellent way to evaluate a fuel system cleaner - doesn't it?
I keep cars a long time, too, I take injector rail(s) out every 100k miles or so. Does this stuff work as well as sending the injectors out for cleaning? Nope. But it does clean at least a bit (and sending them out is a PITA unless you have a spare set)
vtincie
Ben's cred: 3
Posted 05/10/2016 at 10:02 AM PT
Posted 05/10/2016 at 10:02 AM PT
Take extra $3 off mail in rebate https://www.chevronpromotions.com/
dave_c
Ben's cred: 5862
Posted 05/10/2016 at 10:28 AM PT
Posted 05/10/2016 at 10:28 AM PT
It cleans well enough to be worth the fiver. No miracle cure but it can make injectors work better for longer, particularly if it's a seldom driven vehicle so the gas turns a bit to varnish.
vtincie
Ben's cred: 8
Posted 05/10/2016 at 11:24 AM PT
Posted 05/10/2016 at 11:24 AM PT
Take extra $3 off mail in rebate https://www.chevronpromotions.com/


Unfortunately, rebate offer ended on April 30th.
suednim
Ben's cred: 446
Posted 05/10/2016 at 12:57 PM PT
Posted 05/10/2016 at 12:57 PM PT
Mouse milk.
DEguy
Ben's cred: 192
Posted 05/10/2016 at 01:52 PM PT
Posted 05/10/2016 at 01:52 PM PT



So, he didn't look at the fuel system even though it's called "Techron Concentrate Fuel System Cleaner"? Sounds like a truly excellent way to evaluate a fuel system cleaner - doesn't it?

I keep cars a long time, too, I take injector rail(s) out every 100k miles or so. Does this stuff work as well as sending the injectors out for cleaning? Nope. But it does clean at least a bit (and sending them out is a PITA unless you have a spare set)

Right, but these are areas which Techron claims that it cleans. Independent, objective data on products is generally lacking. Wonder why. Perhaps I've been lucky in the last 55 years but I've never had a fuel system related problem and certainly never cleaned a fuel rail or injectors. I did clean the external linkage on a carb. I would like to see some blinded studies of these things with appropriate controls. But I don't think it's going to happen. Maybe my day of having to take one of my cars in for "cleaning" is still ahead. But it's not on the bucket list. Until then, just gasoline from high volume stations in my tank.
dave_c
Ben's cred: 5862
Posted 05/10/2016 at 03:32 PM PT
Posted 05/10/2016 at 03:32 PM PT
^ There have been a lot of people with vehicles that started to develop misfiring cylinders, especially in high humidity conditions, that saw the problem go away right after use of Techron. If you refuse to believe it, don't use the product.

Granted there are multiple other potential causes for that as well including bad plugs or wires, very small intake or head gasket leak, dirty MAF sensor and too many other less common than I care to try to list.

Modern fuel from Top Tier brands has a detergent package whether it be patented as Techron or another brand's name. Use of lower quality fuel, or letting it sit in a partially filled tank so the more volatile components evaporate out leaving more varnish to gum up injectors is the most common reason to use this.

It has in fact been proven that detergent already added to fuels (before you buy it) keeps the fuel system cleaner. This is merely a concentrated version of Chevron's detergent.
btc909
Ben's cred: 617
Posted 05/10/2016 at 08:42 PM PT
Posted 05/10/2016 at 08:42 PM PT
Just do a SeaFoam treatment right before a due oil change.
vtincie
Ben's cred: 3
Posted 05/13/2016 at 08:25 AM PT
Posted 05/13/2016 at 08:25 AM PT
Take extra $3 off mail in rebate




Unfortunately, rebate offer ended on April 30th.



Still works, Just got approved for the rebate. maybe they still honor it? You can give it a try if anyone has bough this recently

Price & Comment History

Amazon

Chevron Techron Concentrate Fuel System Cleaner at Amazon

Posted 05/10/2016 in Auto
Amazon

Chevron Techron Concentrate Fuel System Cleaner at Amazon

Posted 10/28/2015 in Auto
Advance Auto Parts

Chevron Techron Concentrate Fuel System Cleaner at Advance Auto Parts

Posted 07/24/2014 in Auto
$6.7 retail $13
Advance Auto Parts

Chevron Techron Concentrate Fuel System Cleaner at Advance Auto Parts

Posted 07/09/2014 in Auto
$6.7 retail $13
Advance Auto Parts

Chevron Techron Concentrate Fuel System Cleaner at Advance Auto Parts

Posted 06/15/2014 in Auto
$6.5 retail $13
Amazon

Chevron Techron Concentrate Fuel System Cleaner at Amazon

Posted 05/29/2014 in Auto