About Us

Bar’s Leaks Australia LP & H.O Wiles Limited (est. 1908) manufacture and market some of the most trusted names in automotive chemicals. These include the Bar’s Leaks radiator products plus the market leading Bar’s Bugs windscreen washer additive range and, more recently, we have added Workshop Hero products to our range.

In addition to our retail products on offer we manufacture a wide range of custom home branded products specifically to order for a range of Automotive dealerships and wholesalers in the form of fuel additives, upper engine cleaners and general multipurpose cleaners. The Australian head office and manufacturing plant is located at Taren Point in Sydney’s southern suburbs. New Zealand’s head office and manufacturing plant is located in Penrose, Auckland.

Creative

We work closely with international partners and local specialists to develop some of the most trusted and leading cleaning products found in NZ and Australia.

Manufacturing

Manufacturing has been the backbone of the both our Australian and NZ companies since the early 1900’s. We pride ourselves on producing products locally supporting local suppliers and industry.

Distribution

Our products can be found in all leading automotive and mass merchants across Australia and New Zealand. Most retailers we have been trading with for over 40 years, providing great distribution and brand presence.

OEM Products

We work closely with leading automotive organisations at OE level, in formulating premium additives and cleaners to provide exclusivity and uniqueness for organisations.

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1908

1908

Founder Harold Oliver Wiles established H.O Wiles LTD in Auckland NZ importing a range of products into the country: Atlantic Oil/Petrol. Astral Refrigerators. Kellogg’s Corn Flakes.

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1930s-1940s

1930s-1940s

Harold’s three sons, Hal, John and Geoff Wiles became involved in the business pre second world war and were involved with the introduction of Kellogg’s Cornflakes into the New Zealand market. Sadly, that agency was lost whilst the brothers were in Turkey/Africa/Italy fighting in the NZ forces. John and Geoff returned and re-joined the family business. Unfortunately, Hal the oldest brother lost his life flying for the Royal New Zealand Airforce.

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1948

1948

Bar’s Leaks Australia and Bar’s Leaks NZ were incorporated under H.O Wiles LTD. Manufacturing a range of Bar’s below the bonnet products: Stop Leaks, Radiator Cleaner, Rust, Noverheat.

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1950s

1950s

The Redex Brand was acquired and launched in Australia & NZ. Simoniz speed wax was also launched in NZ Key Sponsorships over this time: Sir Jack Brabham: Redex/Bar’s Leaks Special Cooper/Bristol, Bruce Mclaren: Redex/Bar’s Leaks    

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1960s-1970s

1960s-1970s

Bar’s Leaks cooling system products led their field.  Bar’s Leaks stop leak was in the top 10 sellers with our major wholesale distributors in Australia and New Zealand. Bar’s Leaks was in the Original Equipment List for most leading international car manufacturing companies including General Motors and Ford USA. H. O. Wiles/ Bar’s Leaks Australia introduced Bar’s Bugs Windscreen Cleaner in NZ and Australia.

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1980s- 1990s

1980s- 1990s

Tim Wiles, Grandson of Harold Wiles joined the business. A full range of Simoniz car care products was introduced into the NZ market this included Simoniz Liquid Diamond, a revolutionary polymer product which rejuvenated the polish market. Endorsements over this period included Jackie Stewart for Liquid Diamond, and a very angry looking Mr T. The iconic Green Ant was introduced and Bar’s Bugs was given a completely new facelift along with a formulation upgrade. Bar’s Bugs became the number 1 windscreen cleaner in both countries and remains there today in many cases outselling its closest competition 6-1.

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2000s

2000s

Bar’s Bugs sponsor Peter Bryant – World Jet Sprinting champion 2002-2005. We also sponsored Paul Radisich in his V8 supercar. Geoff Wiles, the great grandson of Harold Wiles, joins the business.  

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2010s

2010s

HO Wiles Ltd develop and manufacture a range of car care products under the Bar’s Bugs name to compliment the Bar’s Bugs Windscreen cleaner. Greer Wiles great granddaughter of Harold Wiles join the business. We also sponsor another Briant in a Jet boat, this time, Peter’s son, Blake Briant.

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