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Supertech Performance SPRK-TS-DUR-D1 Dual Valve Spring and Retainer Kit

(2003-2014 Ford Focus; 2005-2008 Ford Escape; 2006-2009 Ford Fusion; 2004-2013 Mazda 3; 2003-2007 Mazda 6; 2007-2010 Mazda 5 + 3 more models)

Manufacturer

Picture for manufacturer Supertech Performance

Part Number

SPRK-TS-DUR-D1
14 reviews
Sale Price

$543.87

4 left at this price

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Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Supertech Performance SPRK-TS-DUR-D1 is a complete valve spring and retainer kit designed for high-performance engine builds. This precision-matched set includes everything needed for a comprehensive valvetrain upgrade, delivering the reliability and performance that racing and enthusiast applications demand.

Kit Includes:

  • 16 Dual Valve Springs (SPR-TS1015)
  • 16 Titanium Retainers (TS5.5/T1)
  • 16 Valve Spring Seats (DUR1)

Key Features:

  • Dual spring design provides superior valve control at high RPM
  • Precision-matched components ensure optimal fitment and performance
  • Lightweight titanium retainers reduce valvetrain mass
  • High-quality materials engineered for racing and performance applications
  • Complete kit simplifies ordering for valvetrain overhauls

Installation Note: This kit requires OEM valve spring seats in addition to the included DUR1 seats for proper installation.

Supertech Performance valve spring kits are developed for enthusiasts who demand the highest level of performance, quality, and value. Each component is manufactured to strict tolerances and designed to work together as a complete system for maximum reliability and power output.

Products specifications

Fits

2003-2014 Ford Focus; 2005-2008 Ford Escape; 2006-2009 Ford Fusion; 2004-2013 Mazda 3; 2003-2007 Mazda 6; 2007-2010 Mazda 5; 2007-2012 Mazda CX-7; 2006-2009 Mercury Milan; 2005-2008 Mercury Mariner

So far so good

good price easy to find part. will see if quality is good when parts arrive.

Been good although I never got a response about the wrong gaskets in my last order.

Quick and easy.

Best price on the net for the LC-1 wideband. It shipped the next day as well!

Great so far.

cheapest price on the web thanks for the great value, shipping was <br>a little slow but it was free and came with a tracking number<br><br>Thanks<br>

Pretty good

Went to ebay, amazon, and summit racing looking for this part and finally found it here after looking on this site for about 10 seconds.

Super fast delivery great company great prices

CHECK OUT WAS EASY.

Received my product today was happy with the item purchased and will buy again from Autoplicity. Was received in a timely manner and like described

Please send it in the Black color

Good prices...easy to navigate.

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