JL Audio HD PLUG PWR: Replacement Power Plug (Type 1) Replacement small power input plug for select HD and MHD Amplifiers: Fits the following models only: HD600/4 HD900/5 HD750/1 (excluding HD750/1 with Serial Numbers HIGHER THAN #108034000001, which use...

JL Audio HD PLUG SPKR: Replacement Speaker Plug (4-Pole)Replacement 4-Pole speaker input plug for HD and MHD Amplifiers

JL Audio HD_STACK_KIT: Amplifier Stacking Hardware Kit HD/MHDAmplifier Stacking Hardware Kit for JL Audio HD and MHD AmplifiersThis hardware kit allows you to stack one HD or MHD amplifier onto another. By using multiple kits, it is possible to stack...

JL Audio STACK_KIT-3: Amplifier Stacking Hardware Kit three (3) Slash v2 AmplifiersAmplifier Stacking Hardware Kit for three (3) Slash v2 AmplifiersThis hardware kit allows you to stack three like-sized Slash v2 Amplifiers. It includes four long bolts,...