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Supertech Single Valve Spring and Titanium Retainer Package for the 4AGE-16v 

Supertech Performance Single Valve Springs for the 4AGE-16v 
SPR-TC25S -- Supertech Single Valve Springs -- 55 lb Seat Pressure Kit 

Single Spring 
55 lbs seat pressure -- 55 lbs @ 35.40mm 
14.40mm Max Net Lift 
21.00mm Coil Bind 
7.60 lbs/mm Rate 

Will Fit Toyota 4AGE-16v, Corolla Engines. Complete set of 16 Single Valve Springs, 16 Titanium Retainer's, and Seat's 

Supertech 4AGE Single Valve Spring Kit

  • TEM Performance must be notified of any damage, with pictures, within 24 hours of receiving your parts.  You must also keep all boxes and packaging in order for a claim to be filed.  If you fail to notify TEM Performance in this time, or if you do not have all of the original boxes and packaging, no claim can be filed on your behalf.


    • No refunds or credits on any parts having evidence of being installed or used for testing. Once a part is installed, regardless of the circumstances, it is not returnable.
    • No refunds without invoice or receipt.
    • A 20% restocking fee will be charged on any returned items, and shipping will not be refunded if the shipper is not able to deliver your order.
    • Returns will not be accepted after 30 days past the date of delivery.
    • If you have any questions, please contact the TEM Peformance Staff
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