upgrade your holden with style!

With Our ASP Monster Spark Plug Leads

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Designed and made by the team at Gm Motorsport

Want to get the best out of your holden / hsv

Get the REX Triple Step Headers For Ultimate Performance

Want to get the best out of your holden / hsv

Get the ASP Leads For Ultimate Performance

Performance

Don't suffer From Low Quality Leads 

The team at Gmmotorsport are the experts when it comes to LS engines! Having won multiple world championships with LS built engines. The research and development for their parts are unmatched.

  • 9MM Core
  • High temp silicone
  • Exhaust header friendly
  • Slimline spark plug ends
  • 30 OHMS per foot
  • One size fits all LS engines

Testimonials

What Our Buyers Are Saying!

It's time You Pull the trigger!

It's time to pull the trigger and unlock the full potential of your LS engine! Equip yourself with the best parts available on the market.

Stand out from the crowd with the ASP Spark Plug Leads, proven to be the top choice for performance and reliability. Don't wait—take action now and elevate your ride to the next level!

Frequently Asked Questions

What is the benfit of the ASP leads.

🔥 1. Lower Resistance for Better Spark
🔧 2. Improved Durability
🚫 3. Better EMI/RFI Suppression
🧊 4. Heat Resistance



How many ohms of resistance? 

✅ Resistance in the range of 25–50 ohms per foot (30 cm)
​For comparison:
OEM Holden LS leads (usually carbon core or lower-grade spiral core):
🔹 1,000–5,000 ohms per foot
​🔸 Higher resistance = more energy loss and potential spark degradation over time.

How long does it take to ship?

The exhaust will be sent out usually within 1 business day. 

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Secure Payments

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Fast Shipping

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Australian Owned

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