It's a doddle mate.

Remove the original glass. Rmove the B and C pillar trims. On the b pillar there are two holes. You will need a rivnut gun to squeeze a threaded insert into them. There is a slot in the C pillars metal and the latch assembly bolts up here. The C pillars plastic trim has markings on the inside for you to cut out the latches groove.

My bro and I did mine in 45mins all in