I'm quite a fan of heavy basslines too!
Hardstyle: Jones & Tommy V - Technotic
Insecto - Hardstyle Truck
Enigmato pres. Acid Bunny - He's Here
Dark by Design & Dr. Willis - The Rotten Egg
Southstylers - Jazeker! (Johnny Quail Mix)
Walt Jenssen - Waltstreet
Vandall - Turn Me On (IQ Remix)
Hard Tech: Alex Kidd vs. Kidd Kaos & Lisa Lashes - Nu Religion (Pretty much anything from Kidd Kaos)
Kamui - Electro Slut
En Viro & V10 - Sinister Buisness
Scott Attrill - Twister
Mecha L-Yen - Flux
Marcel Woods - Inside Me (Tigran Oganezov Remix)
Electro: 123XYZ - My Uncle From India
Most anything from Plugg'd, Fukkk Offf, D'Azoo at Night, Funkk Frikz and Buzztech
Skipbase - Uhhh Yeahhh (Waveboy Remix)
DJ Kravtsov - Big Bass Booom
Fast Foot feat. StereoToxic - Rock n Roll (Fast Foot is amazing)
Jordan Atkins Ioria - Grind on Me
Rid**** - Roller Coaster (Addiction Remix)