Will these Energy splits fit in the stock Bora doors?

[Dyldo]

Hi guys

A mate has picked up a few sets of these nifty-looking Energy splits (ENC650CV) from Canada.

Specs:-
Mfr. Part Number: ENC650CV
Converts to Components Yes
Frequency Response 65Hz – 23KHz
Impedance 4 Ohms
Impedance Rating 4 OHMS
Included In Box Grills, Hardware
Mid Range Size 6.5 in
Mid Range Style CNC Cast Aluminum
Mounting Depth 3.25 in
Power Handling 75 Watts
Product Dimensions 16.51(W) x 22.08(H) x 43.18(D) cm
Product Warranty 1 Year Parts & Labour
Product Weight 3.76 kg
Recommended Power Range 25 - 150 Watts
Sensitivity 91dB
Speaker Size 6.5 in
Speaker Type 2-Way
Super Tweeter Style Not Provided By Manufacturer
Tweeter Size 0.75 in
Tweeter Style Soft Dome
Woofer Material Woven Glass Fibre
Woofer Surround Material Ribbed Elliptical

The mounting depth worries me, cause i thought over 3" requires spacers? Can anyone confirm?

[Dyldo]

i've done a bit of a search but frankly am finding it tough to be clear on whether these speakers will fit without mdf spacing etc?>