• Dorman Autograde 5/16 In Hard Vacuum Tubing Connector 10 Pack for Automotive Emissions Repair 493-045
  • Dorman Autograde 5/16 In Hard Vacuum Tubing Connector 10 Pack for Automotive Emissions Repair 493-045
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Dorman - Autograde

Dorman Autograde 5/16 In Hard Vacuum Tubing Connector 10 Pack for Automotive Emissions Repair 493-045

Dorman Autograde 5/16 In Hard Vacuum Tubing Connector 10 Pack for Automotive Emissions Repair 493-045

$21.53
$21.53
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Low stock: 6 left

Shipping & returns

Shipping details

In-stock orders are processed within 48 hours; transit time is additional.

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Returns

Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.

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Return details & how to start

Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.

Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.

Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.

Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.

After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.

Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.

For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.

Specifications

Product details shared across all variants.

Product type
Vacuum Connector
Category
Motor Vehicle Parts
Item condition
New
Manufacturer type
Aftermarket
Shipping weight
1.0 lb
Barcode
019495495451

Billable shipping weight; may include dimensional weight.

Hard vacuum tubing connectors sized 5/16 by 5/16 inch used to replace cracked or leaking emission lines in automotive repair projects.

Built to meet the manufacturer's design intent for reliable service, these connectors are engineered as direct-fit replacements to match OE form and function. Constructed from durable materials validated through testing, they stand up to daily driving demands and help reduce the risk of repeat repairs caused by brittle or failing factory fittings.

Key Features

  • Designed specifically for 5/16 inch inner diameter hard vacuum tubing
  • Manufactured by Dorman Autograde for consistent quality
  • Available in black or white depending on the specific application batch
  • Part number 493-045 ensures correct identification
  • Compatible with various Pico and Weatherhead equivalent numbers
  • Sold as a 10 piece pack for multiple line repairs

Benefits

  • Restores proper vacuum pressure to engine management systems
  • Prevents vacuum leaks that cause rough idling or poor performance
  • Direct fit design simplifies installation without modification
  • Durable construction resists heat and chemical degradation
  • Cost effective solution for repairing multiple vacuum lines at once
  • Helps ensure emissions compliance by sealing system integrity

Application

Ideal for automotive technicians and DIY enthusiasts repairing vacuum lines on cars, trucks, and SUVs. Commonly used to fix brittle emission hoses, connect vacuum actuators, or replace damaged sections of hard tubing in the engine bay.

Fitment Notes

  • Universal fit for any vehicle requiring 5/16 inch hard vacuum tubing connections
  • Consult vehicle service manual to confirm required tubing diameter before purchase
  • Color may vary between black and white based on inventory availability

Why Choose Dorman?

  • Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they're made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What's in the Box

  • 10 Piece pack of 5/16 inch hard vacuum tubing connectors

Item Dimensions

  • Package measures 3.7 inches by 2.4 inches by 2.2 inches
  • Total package weight is approximately 0.1 lbs
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Vehicle fitment