Water cooling kit for a CPU/GPU combo?

Final Fantasy Fanatic

Distinguished
Jun 9, 2009
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Hi, I debating on which EK water cooling kit to get for my new build:

PCPartPicker part list / Price breakdown by merchant

CPU: AMD - Ryzen 7 1700 3.0GHz 8-Core Processor ($439.00 @ PCCaseGear)
CPU Cooler: Corsair - H115i 104.7 CFM Liquid CPU Cooler ($179.00 @ PCCaseGear)
Motherboard: Gigabyte - GA-AX370-GAMING 5 ATX AM4 Motherboard ($295.00 @ PCCaseGear)
Memory: G.Skill - Trident Z RGB 16GB (2 x 8GB) DDR4-3200 Memory
Storage: Samsung - 960 EVO 250GB M.2-2280 Solid State Drive ($185.00 @ PCCaseGear)
Storage: Western Digital - Blue 4TB 3.5" 5400RPM Internal Hard Drive ($189.00 @ PCCaseGear)
Video Card: Sapphire - Radeon RX 480 8GB NITRO+ Video Card
Case: Cougar - Panzer Max ATX Full Tower Case
Power Supply: EVGA - SuperNOVA G2 650W 80+ Gold Certified Fully-Modular ATX Power Supply
Operating System: Microsoft - Windows 10 Home OEM 64-bit
Total: $1287.00
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-05-25 21:07 AEST+1000

So far I'm considering the following kits:

EK Kit P360
EK Kit L360 R2.0

I don't really want to use up a bay slot, but this is also an option for me:

EK Kit G360

I think I prefer the performance kit but the R2.0 kit is almost $100 cheaper (I can't work out if it's a weaker pump/kit overall).