Looking to upgrade or modify your Jeep Grand Cherokee with aftermarket parts from Manley Performance? At Tunersports.com we carry a great selection of their parts for your vehicle.
From engine components, connecting rods - 8cyl, engine components or valves we have 10 parts available, all with free shipping to the Continental US 48 States.
For more information on Manley Performance, you can visit the official Manley Performance website.

OUT OF STOCK Manley Performance Piston Rings 46121-8Manley Chrysler Ring Set 3.922in 1.5mm 3mm Ductile Iron Top Rings $243.50
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OUT OF STOCK Manley Performance Piston Rings 46120-8Manley Chrysler Hemi 3.917in Bore File Fit Ductile Iron Piston Ring Set $243.50
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OUT OF STOCK Manley Performance Race Flo Valves 11670-8Manley Chrysler Hemi 6.1L w/ Triple Groove 2.100in Race Flo Intake Valves (Set of 8) $211.90
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OUT OF STOCK Manley Performance Conrods TTuff I-Bm -8 Cyl 14460-8Manley Chrysler 5.7L/6.1L Hemi 6.240in ARP 2000 Lightweight Pro Series I Beam Connecting Rod Set $1,827.44
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OUT OF STOCK Manley Performance Piston Rings 46122-8Manley Chrysler HEMI 5.7L 100mm Bore Ductile Iron Top Rings (Set of 8) $243.50
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IN STOCK - LOW Manley Performance Race Flo Valves 11668-8Manley Chrysler Hemi 6.1L w/ Triple Groove 2.080in Race Flo Intake Valves (Set of 8) $211.90
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OUT OF STOCK Manley Performance Race Master Valves 11671-8Manley Chrysler Hemi 6.1L w/ Triple Groove 1.625in Race Master Exhaust Valves (Set of 8) $211.90
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OUT OF STOCK Manley Performance Race Flo Valves 11669-8Manley Chrysler Hemi 6.1L w/ Triple Groove 1.595in Race Flo Exhaust Valves (Set of 8) $211.90
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IN STOCK - LOW Manley Performance Pushrods 26610Manley Chrysler/Dodge 6.1L Hemi 5/16in Chrome Moly Swedged End Pushrods (8 intake / 8 Exhaust) $206.02
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OUT OF STOCK Manley Performance Titanium Retainers 23629-16Manley 7 Degree STD 16pc Titanium Retainers for Manley 221430 $260.69
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IN STOCK - LOW Manley Performance Pushrods 26610Manley Chrysler/Dodge 6.1L Hemi 5/16in Chrome Moly Swedged End Pushrods (8 intake / 8 Exhaust) $206.02
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IN STOCK - LOW Manley Performance Race Flo Valves 11668-8Manley Chrysler Hemi 6.1L w/ Triple Groove 2.080in Race Flo Intake Valves (Set of 8) $211.90
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