If you're looking for manga similar to Bakusou Kyoudai Let's & Go!! Special, you might like these titles.
For Tetsuya, being in a gang is his identity. Being an Osaka boy, he speaks his mind and oftentimes, it gets him into trouble. After dropping out of school without a job in sight, he spends his days screwing around and doing as he pleases. Several sequences of events leads Tetsuya deeper into the culture and the more he sinks in, the harder it will be to get out alive.
Arata, Chinta and Buuyan found an old used car in the dump. They tried to fix it, but it exploded. They decide to try fixing another car, which is an Eunos Roadster. They need 10 years to get it finished and by then they their dream is not so simple anymore...