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1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6 by Stage 8 Locking Fasteners


1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6
1996-17 Mustang Stage 8 Locking Header Bolt Kit 3.7/4.6

Replace your stock header bolts with Stage 8 locking head bolts for your 1996-2017 Mustang!

Item #M9432A54
MPN# 8906

Everyday Low Price: $75.82

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Made in the USA

 Benefits

  • Will Not Back Out
  • Made In USA
  • Limited Lifetime Warranty

 Features

  • 1 1/4" (1.25")Length
  • Nickel Plated
  • For 4.6L, 5.4L, or 3.7L

 What's in the Box

  • (16) Bolt
  • (24) Retainers
  • (16) Spring Clips

Stage 8 Fasteners
Use the best hardware on the market to ensure your headers are sealed up tight with Stage 8 locking fasteners! Includes (16) bolts and locking hardware. 100% reliable, with zero failures in more than 6,000,000 applications. These header fasteners absolutely, positively will not back out. This eliminates the need to monitor and tighten bolts regularly. It is constructed from Grade 8 aircraft quality bolts made in the U.S.A., completed in a duplex nickel plate, and carries a manufacturer's lifetime warranty.

Bolt Size
  • 8mm-1.25 x 22mm


Stage 8 Locking Fasteners Warranty - Click Here

  • Ford Mustang - 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
  • Engines: 3.7, 4.6
  • Ford Mustang - 2011, 2012, 2013, 2014, 2015, 2016, 2017
  • Engines: 3.7, 4.6
Fitment Notice
  • Fits 1996-2004 Mustang 4.6 2V/4V
  • Fits 2000 Mustang Cobra R
  • Fits 2011-2017 Mustang 3.7 V6
  • Will NOT fit 2005-2014 4.6 or 5.4.

California Residents:
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About This Brand


Stage 8 Locking Fasteners
LatemodelRestoration.com is proud to offer Stage 8 Locking Fasteners for your Mustang or SVT Lightning! They design the world’s most effective active mechanical locking systems that prevent even a single degree of fastener loosening rotation, and provide significantly more breakaway torque than any other locking systems. Stage 8 has over 78 patents and trademarks, issued or applied for. They have over 17 million locking systems installed in automotive and industrial applications, without a single failure reported. For the most critical fastener applications, Stage 8 technology has consistently delivered measurable increases in equipment availability and safety, and dramatic reductions in maintenance costs and equipment failures.
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