2004 GMC Sierra Maintenance - Royal Purple Synthetic Motor Oil

This photo clearly shows the perfect length of our MSD wires. Notice how the straight plug boots kick the wires out and away from the exhaust manifolds, this will ensure years of service without any wires getting burned.
This photo clearly shows the perfect length of our MSD wires. Notice how the straight plug
Besides a truer, more consistent spark, the MSD coils and wires added race styling to our engine bay and got us excited for the project's future.
Besides a truer, more consistent spark, the MSD coils and wires added race styling to our
The most popular and most familiar engine maintenance is changing the oil. Despite oil lube stores being on every corner, there's no real guarantee that your engine is getting what you're being promised and we don't want to risk getting shorted or some guy getting $8 an hour wrenching under our truck. Doing it ourselves, we know it's done right and to give our LS engine the most protection and performance, we chose Royal Purple XPR 5W-30 full synthetic oil and Fram's best oil filter, the Xtended Guard.
The most popular and most familiar engine maintenance is changing the oil. Despite oil lub

2004 GMC Sierra Maintenance Prestone 50 50 Antifreeze Coolant

Finishing off this month's maintenance, we flushed the cooling system and refilled it with Prestone 50/50 prediluted antifreeze/coolant. Dropping the cooling temps even more, we added a bottle of Royal Purple's Purple Ice super-coolant additive.

Finishing off this month's maintenance, we flushed the cooling system and refilled it with

FROM THE DRIVER SEAT
Changing the fluids in your truck is easy and doesn't take much time at all. If you own a '99 or newer GM V-8, then you know just how well engineered the engine bay is and just how easy it is to work on. Swapping the plugs and wires couldn't have been simpler. Keeping your truck on the road longer is as easy as spending some time under the hood with some tried and true upgrades that you can convince your wife is just routine maintenance.

YOUR QUESTIONS ANSWERED

Time Spent Working: 2 Hours
Degree Of Difficulty: Beginner

Tools Needed:
5/8-inch spark plug socket, 3/8-drive ratchet, 3-inch extension, 3/8-drive U-joint, 8mm socket, 1/4-drive ratchet, oil filter wrench, drain pan, dielectric grease, gap ramp tool

Parts Used:
Autolite XP Iridium spark plugs (eight) XP5245 $63.60
Fram Xtended Guard XG3506 $9.95
MSD coil kit 82468 $585.95
MSD plug wires 32829 $68.95
Royal Purple XPR 5W-30 synthetic oil (five quarts) $39.75
Royal Purple Purple Ice coolant additive $14.95

Total: $783.15
(all prices from summitracing.com and do not include tax or shipping)

SOURCE
MSD Ignition El Paso 915-857-5200 www.MSDIgnition.com	Fram 39 Old Ridgebury Road Danbury CT 06810 800-890-2075 www.fram.com
Summit Racing PO Box 909 Akron OH 44398 800-320-3030 www.summitracing.com	Prestone 39 Old Ridgebury Road Danbury CT 06810 800-890-2075 www.prestone.com
Autolite 39 Old Ridgebury Road Danbury CT 06810 800-890-2075 www.autolite.com	Royal Purple One Royal Purple Lane Porter TX 77365 888-382-6300 www.royalpurple.com