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New Greddy Supreme SP Exhaust-RX8

Old 01-16-2015, 09:51 AM
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New Greddy Supreme SP Exhaust-RX8


The Supreme SP for the Mazda RX8 features dual horizontally-mounted straight through mufflers connected by a smooth center Y. The larger 2.5 piping routing provides smooth flow. Dual wall Supreme SP tips fit nicely through the factory rear bumper exits. Its a great sounding exhaust for a stylish 2004-08 RX8 cat-back. Like all GReddy Supreme SP systems the fully hand-welded 304 Stainless-Steel exhaust carries a Limited Lifetime Warranty.
Chassis: SE3P
Engine: 13B-MSP
Type: cat-back system (horizontaly mounted dual mufflers with dual tips)
Number of pieces: 2
Piping: 63.5mm (2.5")
Tip: 102mm (4.0")
Gasket(s): 2.5 " oval (qty: 1 included) replacement
Resonator: n/a
Weight: TBA lbs (Stock weight TBA lbs)
Sound level: TBA dB(a)
HP: +TBA hp
TRQ: +TBA ft-lbs


Normal Price:$742.50
All Purchases before 1/31/2015: $660 Shipped



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Old 01-19-2015, 10:22 AM
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Special 5 Day Sale Ends today!

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Old 01-21-2015, 11:27 AM
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Midweek Bump!

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Old 01-23-2015, 11:06 AM
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Friday Bump!
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Old 01-27-2015, 09:20 AM
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Please be advised that our shop will be closed today due to a Blizzard in the Northeast. We will be able to answer emails and phone calls and will return to normal business tomorrow. For the latest updates please visit us jmautosports.com
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Old 01-29-2015, 09:53 AM
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Stocked and Loaded 2015 is Here! Click the Banner for Details on Some Great Saving Opportunities!!!
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Old 02-02-2015, 09:33 AM
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Sales expire wednesday. Be sure to visit us at www.jmautosports.com or call us at 855-99-Turbo
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Old 02-04-2015, 09:03 AM
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Final Day of Stocked and Loaded 2015. Visit us at www.jmautosports.com before these deals expire!
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Old 02-09-2015, 02:09 PM
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Monday Bump. Visit our website at www.jmautosports.com
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Old 02-10-2015, 10:07 AM
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Tax Refund Rumble Sales Start Tomorrow!

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Old 02-12-2015, 11:47 AM
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Click on the Banner and see what specials we have going on for Week 1!
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Old 02-16-2015, 10:29 AM
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Happy Monday!

Tax Refund Rumble Week 1 Promotions going on Now! Visit us at jmautosports.com to view all of the great specials we have!
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Old 02-18-2015, 10:44 AM
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Midweek Bump!!

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Old 02-20-2015, 02:13 PM
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Click on the Banner and see what specials we have going on for Week 1! Sales end Sunday.
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Old 02-23-2015, 10:59 AM
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****Coupon Code:**** JMTRR15

Week 2 Promotion: All Orders Placed Between February 23rd and March 2nd, will receive a 2% credit on their payment. All Orders over $1000 will receive an additional 1% back.
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Old 02-25-2015, 09:23 AM
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Midweek Bump.

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Old 02-25-2015, 05:05 PM
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to anyone who buys this catback, the tips eventually turn yellowish. within a 2 months or so. its sounds great though.
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Old 02-26-2015, 04:48 AM
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Maybe you should contact the people you bought it from because we haven't received any complaints from our customers. You sure you got an actual Greddy exhaust
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Old 02-27-2015, 11:52 AM
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Feel free to contact us with any questions and take a look at week 2 of Tax Refund Rumble
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Old 03-02-2015, 09:47 AM
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Final Day on week 2 of Tax Refund Rumble. Check it out at www.jmautosports.com
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Old 03-04-2015, 10:32 AM
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Wednedsay Bump!

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Old 03-06-2015, 10:38 AM
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Click on the Banner and see what specials we have going on for Week 3! Sales end Sunday.
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Old 03-09-2015, 09:53 AM
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Any numbers on how much it wights compared to stock and if there is any HP gain ??
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Old 03-09-2015, 10:11 AM
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There is definitely hp gain. Rated at 15whp. As for weight I'd have to find out
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Old 03-09-2015, 10:15 AM
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A catback with a 15whp gain? Do you have any dyno proof to back that up?
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