FEATURED PRODUCTS
SALE
Tested and verified concentration for commercial and home usage.
Double sealed bags/bottles to prevent leaks and safe transit.
Penrite
In stock
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Engine Stop Smoke has been specifically formulated to visibly reduce blue exhaust smoke due to deteriorated or worn seals and pistons.
APPLICATION
Engine Stop Smoke is suitable for use in passenger cars, motorcycles, 4WD’s, light commercial vehicles and stationary engines and has been formulated for use in petrol, diesel, LPG and dual fuel engines.
Engine Stop Smoke is compatible with and will readily mix with Mineral, Semi Synthetic and Full Synthetic engine oils. It is safe to use with all metal types including Cast Iron, Aluminium & Magnesium.
Engine Stop Smoke gently revitalises worn and deteriorated gaskets and seals to prevent leaks and can reduce the risk of engine fire and excessive smoke from leaking oil onto extremely hot exhaust system manifolds, catalysts and pipes.
FOR BEST RESULTS
One bottle (375ML) treats up to 6 Litres of engine oil
Add required amount to the engine through oil filler point
Use regularly at every oil change for maximum benefit
Standard delivery within Australia is usually completed within 3–7 business days. Express shipping options are available at checkout. Full rates and tracking information will be provided in your confirmation email.
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at info@bosca.com.au. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at info@bosca.com.au.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
