BOSS SD-1 4A Anniversary Edition | BOSS is celebrating the 40th birthday of the SD-1 with an Anniversary reverse colour-scheme Special Edition 🥳 Happy birthday Super Overdrive, you've... | By Better Music
![I could have done 90 per cent of my career with an SD-1”: why the BOSS overdrive has been the pro guitarist's secret ingredient for 40 years I could have done 90 per cent of my career with an SD-1”: why the BOSS overdrive has been the pro guitarist's secret ingredient for 40 years](https://guitar.com/wp-content/uploads/2021/09/boss-sd1-2@1400x1050.jpg)
I could have done 90 per cent of my career with an SD-1”: why the BOSS overdrive has been the pro guitarist's secret ingredient for 40 years
![Boss debuts limited-edition anniversary SD-1 Super Overdrive and MT-2 Metal Zone pedals | Guitar World Boss debuts limited-edition anniversary SD-1 Super Overdrive and MT-2 Metal Zone pedals | Guitar World](https://cdn.mos.cms.futurecdn.net/QdkspSJ8U9cWLiXsnqCcKC.jpg)