£8.50£85.00 +vat @ 20%

Free Delivery

On orders over £90.00+VAT, up to 20Kg.

Delivery Details

Free Shipping UK mainland (Most Destinations)

Free Standard Shipping (not next day) on orders worth £90 +vat or more, which also weigh 20kg or less to non-remote, UK mainland locations.
Free shipping is shown at checkout on valid orders

Rustbuster intend to ship all orders within 24 hour via economy carriage shipping, this can be next day but could be up to 2 days.

Next day delivery DOES NOT include Saturday or Sunday. Any next day orders placed on a Friday will be received on Monday, as Saturday is not included as a working day.

Rustbuster Standard Economy shipping is £8.50+vat for up to 20kg.

Remote areas/Scottish Highlands and non-UK Mainland areas may be subject to additional charges and a longer delivery time. This is determined by our couriers not Rustbuster.

Northern Ireland and Ireland
Up to 20kg of Hazardous goods can be sent, this currently costs £25.00+vat, we do however have a Stockist in Ireland and this may workout a more cost effective way to purchase.

International shipping
International shipping prices vary, please contact Rustbuster if your country is not listed at Checkout.

Need Assistance?

For more product information or have general question, please contact us.

Customer Feedback

We’d really appreciate it if you could answer three survey questions to help us improve our customers’ online buying experience and marketing.

Your Name *
Fill out this field
Email Address *
Fill out this field
Recent Order Number or Product Purchased
Fill out this field
Did you find our website easy to use? *
Fill out this field
Can you suggest any improvements, or products we could add ? *
Fill out this field
Where did you hear about Rustbuster and our products? *
Fill out this field
Any other comments, even constructive criticism, are most welcome *
Fill out this field
24 - 2 = ?
Enter the equation result to proceed

Share This Product

Product Details


Entry Level Professional Underbody and Cavity Wax Injection Kit


This is an excellent underbody and cavity wax application kit for the restoration enthusiast – or anyone looking to invest in rust prevention for their vehicle.

The Pro-Wax Injection Kit comes complete with the following:

  • Quality spray gun.
  • Sturdy metal cup.
  • 800mm x 360-degree cavity wax injection wand.
  • Hook spray wand for spraying cavity wax in a fan pattern at 90 degrees.

The wands and tip are quick fix attachable via snap connectors.

There are many of these guns that look similar but this piece of equipment has been carefully selected by Rustbuster to be of the best quality, with Rustbuster’s own development improvements and parts. You will not be disappointed.

Parts Drawing Click Here



  • At an operating temperature of 20c the maximum pressure is 90 psi.
  • Air consumption approximately 5-7 cfm (wax varies in viscosity with temperature).
  • Clean up with white spirit only (gun wash or standard thinner will damage the rubber seals).

This kit will inject via the cavity wands the following products (heating or thinning maybe required):

  • Rustbuster Corrolan Active or Penetrator.
  • Owatrol oil.
  • Rustbuster Mil-Spec cavity wax
  • It will also inject other brands of low viscosity cavity wax from Dinitrol etc.
Rusty's Top Tips from Rustbuster

Hello Corrosioneers!

RUSTY here, for handy tips and guides on how to get the best from our Rust busting products, check out my helpful guides at Rusty’s Tops Tips

Related Products