Suzuki GB has pledged to continue its 20% discount, promoted as VAT free, until the end of September.
It follows a 20% uplift in registrations in the first half of the year.
The VAT free campaign is now available across all grades of Alto, Splash and Swift (except Sport). Alto SZ remains the lowest price new car on the market at just £5,995, Suzuki said.
In addition, Suzuki Financial Services has extended its PCP affordability offers until the end of September, are aimed at buyers in the 18-35 category as well as those looking for a low deposit and low monthly payment option.