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1984
Yamaha
YZ490

Picture 1 of 1

Stock photo
Stock photo
84-'90 for Yamaha YZ490 PRO CIRCUIT 304 Silencer - Picture 1 of 1

Pro Circuit - SY84490-304 - 304 Factory Sound Silencer

5.02 product ratings
Conex Cycle (5046)
99.4% positive feedback
Price:
$171.95
Free shipping
Estimated delivery Wed, Nov 26 - Mon, Dec 1
Returns:
30 days returns. Seller pays for return shipping.
Condition:
New
304 Factory Sound Silencer. Title: 304 Factory Sound Silencer. 304 stainless steel intake tube. FIM-approved 304 stainless steel end cap. Manufacturer: Pro Circuit. Feature a longer midsection than the Shorty for noise-conscious riders and more noticeable over-rev.

About this product

Product Identifiers

BrandPro Circuit
Manufacturer Part NumberSY84490-304
eBay Product ID (ePID)171175827

Additional Product Features

Part Type304 Factory Sound Silencer

All listings for this product

Buy It Nowselected
New
Pro Circuit 304 Silencer for Yamaha YZ490 1984-1990
item 1 Pro Circuit 304 Silencer for Yamaha YZ490 1984-1990
$150.97
Free shipping
PRO CIRCUIT SY84490-304 304 FACTORY SOUND SILENCER EXHAUST YAMAHA YZ490 84-90
item 2 PRO CIRCUIT SY84490-304 304 FACTORY SOUND SILENCER EXHAUST YAMAHA YZ490 84-90
$154.76
Free shipping
PRO CIRCUIT - SY84490-304 - 304 Silencer for Yamaha YZ 490
item 3 PRO CIRCUIT - SY84490-304 - 304 Silencer for Yamaha YZ 490
$154.76
Free shipping
Pro Circuit 304 Factory Sound Silencer for Yamaha YZ490 84-90 SY84490-304
item 4 Pro Circuit 304 Factory Sound Silencer for Yamaha YZ490 84-90 SY84490-304
$158.19
Free shipping
Pro Circuit 304 Exhaust Silencer SY84490-304
item 5 Pro Circuit 304 Exhaust Silencer SY84490-304
$158.19
Free shipping
Yamaha YZ490 1984-1990 Pro Circuit 304 Factory Sound Silencer SY84490-304
item 6 Yamaha YZ490 1984-1990 Pro Circuit 304 Factory Sound Silencer SY84490-304
$158.19
Free shipping
Pro Circuit 304 Factory Sound Silencer (Aluminum; Brushed) SY84490-304
item 7 Pro Circuit 304 Factory Sound Silencer (Aluminum; Brushed) SY84490-304
$159.01
Free shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer Aluminum
item 8 Pro Circuit SY84490-304 304 Factory Sound Silencer Aluminum
$159.90
Free shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer (Aluminum)
item 9 Pro Circuit SY84490-304 304 Factory Sound Silencer (Aluminum)
$160.31
Free shipping
Pro Circuit 304 Silencer - SY84490-304
item 10 Pro Circuit 304 Silencer - SY84490-304
$163.35
Free shipping
Pro Circuit 304 Factory Sound Silencer - SY84490-304
item 11 Pro Circuit 304 Factory Sound Silencer - SY84490-304
$163.35
Free shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer for Exhaust Slip-On / yb
item 12 Pro Circuit SY84490-304 304 Factory Sound Silencer for Exhaust Slip-On / yb
$163.52
Free shipping
Pro Circuit 304 Silencer SY84490-304
item 13 Pro Circuit 304 Silencer SY84490-304
$163.71
Free shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer 84-90 Yamaha YZ 490
item 14 Pro Circuit SY84490-304 304 Factory Sound Silencer 84-90 Yamaha YZ 490
$168.04
Free shipping
PRO CIRCUIT SY84490-304 SY84490-304 304 Silencer
item 15 PRO CIRCUIT SY84490-304 SY84490-304 304 Silencer
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer Exhaust Muffler - Aluminum SY84490-304
item 16 Pro Circuit 304 Factory Sound Silencer Exhaust Muffler - Aluminum SY84490-304
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer (2-Stroke) SY84490-304
item 17 Pro Circuit 304 Factory Sound Silencer (2-Stroke) SY84490-304
$171.95
Free shipping
Pro Circuit SY84490-304 304 Silencer
item 18 Pro Circuit SY84490-304 304 Silencer
$171.95
Free shipping
Pro Circuit SY84490-304 304 Silencer
item 19 Pro Circuit SY84490-304 304 Silencer
$171.95
Free shipping
Pro Circuit 304 Silencer - Yamaha 84-90 YZ490
item 20 Pro Circuit 304 Silencer - Yamaha 84-90 YZ490
$171.95
Free shipping
Pro Circuit SY84490-304 Silencer for Yamaha YZ490 1984-1990
item 21 Pro Circuit SY84490-304 Silencer for Yamaha YZ490 1984-1990
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer SY84490-304
item 22 Pro Circuit 304 Factory Sound Silencer SY84490-304
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer SY84490-304 for 1984-1990 Yamaha YZ 490
item 23 Pro Circuit 304 Factory Sound Silencer SY84490-304 for 1984-1990 Yamaha YZ 490
$171.95
Free shipping
84-'90 for Yamaha YZ490 PRO CIRCUIT 304 Silencer
item 24 84-'90 for Yamaha YZ490 PRO CIRCUIT 304 Silencer
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer - SY84490-304
item 25 Pro Circuit 304 Factory Sound Silencer - SY84490-304
$171.95
Free shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer
item 26 Pro Circuit SY84490-304 304 Factory Sound Silencer
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer SY84490-304
item 27 Pro Circuit 304 Factory Sound Silencer SY84490-304
$172.99
Free shipping
Pro Circuit 304 Factory Sound Silencer - SY84490-304
item 28 Pro Circuit 304 Factory Sound Silencer - SY84490-304
$174.38
Free shipping
Pro Circuit 304 Factory Sound Silencer SY84490-304
item 29 Pro Circuit 304 Factory Sound Silencer SY84490-304
$171.95
+$9.95 shipping
Pro Circuit SY84490-304 304 Factory Sound Silencer FOR MOTORCYCLES
item 30 Pro Circuit SY84490-304 304 Factory Sound Silencer FOR MOTORCYCLES
$171.95
+$9.99 shipping
Pro Circuit 304 Silencer Sy84490304
item 31 Pro Circuit 304 Silencer Sy84490304
$171.95
+$12.00 shipping
Pro Circuit [SY84490-304] 304 Factory Sound Silencer
item 32 Pro Circuit [SY84490-304] 304 Factory Sound Silencer
$171.95
+$14.99 shipping
PRO CIRCUIT SY84490-304 SY84490-304 304 Silencer
item 33 PRO CIRCUIT SY84490-304 SY84490-304 304 Silencer
$171.95
Free shipping
Pro Circuit SY84490-304 304 Silencer
item 34 Pro Circuit SY84490-304 304 Silencer
$171.95
Free shipping
Pro Circuit 304 Factory Sound Silencer SY84490-304
item 35 Pro Circuit 304 Factory Sound Silencer SY84490-304
$171.95
Free shipping
listings for this product

Ratings and Reviews

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5.0
2 product ratings
  • 2 users rated this 5 out of 5 stars
  • 0 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

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Most relevant reviews

  • by dachus7
    Mar 11, 2025

    silencer sounds good, fit my bike

    Sounds awesome fit my bike

    Verified purchase: YesCondition: New

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