Schaeffer Manufacturing Co. 0131C-021S SoyUltra Gasoline Additive, 12 oz. Bottle
Key features
- •Optimizes performance and fuel economy up to 5%.
- •Improved drivability, smoother idling.
- •Reduces emissions, exhaust smoke and particulates.
- •Keeps injectors free from varnish, deposits and gum.
- •Reduces emissions, exhaust smoke and particulates.
Schaeffer Manufacturing Co. 0131C-021S SoyUltra Gasoline Additive, 12 oz. Bottle
List Price: $38.78$34.90DEALYou Save: $3.88 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 22, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers5.0
out of 5
Based on 6 reviews
5★
100%
4★
0%
3★
0%
2★
0%
1★
0%
I use soy ultra about every other thankful. I'm ...
Tim•July 19, 2017
I use soy ultra about every other thankful. I'm believer of this product. Maintains peek performance of my 3.7L V-6 engine. 230,000 miles.
Five Stars
Mitchell Wilson•May 23, 2017
Excellent products, I've been using this product line since 1980's, didn't know that Amazon carried it.
Fuel Additive.
Mark A. Van Riper•December 1, 2016
Good product!
Great Product
S. Naimpally•August 19, 2016
Excellent product. After adding it to a tank of gas, I found my engine seems to run smoother.
MPG is no worse or better
Amazon Customer•July 1, 2016
Injectors are much quieter. MPG is no worse or better.
Motor is more responsive and idle is incredibly smooth after running through 3 cycles of recommended dosage the an Italian tune-up!
Motor is more responsive and idle is incredibly smooth after running through 3 cycles of recommended dosage the an Italian tune-up!
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