[Rehaan]

Replaced the old system with a budget setup for the Innova.

Really happy with the quality of the sound. It's full & well balanced.

Head Unit:
Pioneer DEH-S1090UB -- Rs. 4,500
(CD / USB / no-BT)

Speakers:
Infinity Reference Ref 6522ix -- Rs. 4,500 (per pair) - 9,000 total.
(6.5" round speakers)

Labour:
4 speaker & HU installation -- Rs. ~2,200

[mr_hardcore]

Upgraded my scorpio's speakers at Motor Concept, Delhi

Head unit: Stock Head unit which comes with the S7
Sound Processor: Pioneer DEQ S1000A

Components: Flux Audio in front as well as boot
Amps: Flux audio 4 channel to power the components, DLS mono for subs
Subwoofers: MTX 8 inches 2 nos in ported enclosure.
CTX damping upfront and rear.

Total cost: upward of 100K including wiring and installation.

The sound is absolutely crisp and the subs do amaze with that grin on your face when you see them in action