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Dual Line Separator, 7/16", BLACK

Quick Overview

  • Billet dual line separator
  • Bores 2 x 7/16" (11.1 mm)
  • For aluminum or steel hard line
  • Black anodized aluminum
  • Stainless centre screw

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Item #: DLS-4

$5.73

per EACH (USD)
This is an obsolete Item
 
 
 In Stock & Ready to Ship

Billet Dual Line Separator, 7/16" (11.1 mm), Black

Holds two hard lines side by side: aluminum or steel tube of 7/16" (11.1 mm) outside diameter.

The Racetronix DLS-4 is a two-piece billet separator in black-anodized aluminum for running two hard lines in parallel. It keeps aluminum or steel fuel, brake or oil lines evenly spaced and stops them rubbing on each other, clamped with a single stainless screw through the centre. Both bores are 7/16" (11.1 mm).

Key features

  • Bores: two of 7/16" (11.1 mm), sized to the outside diameter of hard line.
  • Made for hard line: aluminum or steel tube, such as our aluminum hard line.
  • Two-piece billet aluminum, black anodized.
  • Stainless screw through the centre clamps both halves together.
  • Keeps parallel lines neat, evenly spaced and from chafing each other.

Choosing the size

These separators are designed for hard line. Choose the separator whose bore equals the outside diameter of your tube. Our 5/16" and 3/8" aluminum hard line has no exact line separator: use the matching dual hose separators (DHS-05, DHS-06) instead. For hose, use our dual hose separators; a line separator can hold hose too if the size suits.

Dual line separator chart: all sizes

PartBore (in)Bore (mm)
DLS-31/4"6.3
DLS-47/16"11.1
DLS-51/2"12.7
DLS-69/16"14.2
DLS-79/16"14.5
DLS-85/8"15.9
DLS-1025/32"19.8
DLS-127/8"22.2

Cross-reference: our tube and hose

This separator suits: -3 PTFE hose, bare stainless braid (TFT1170 / TFT1167); -4 PTFE hose, bare stainless braid (TFT1170 / TFT1167); -3 PTFE hose, nylon over-braid (TFT1168); -4 PTFE hose, nylon over-braid (TFT1168); -6 PTFE hose, nylon over-braid (TFT1168).

Line or hoseSizeOutside diameterLine separator
Aluminum hard line (ALTUBE-04), 1/4"-46.35 mmDLS-3 (close fit)
Aluminum hard line (ALTUBE-05), 5/16"-57.94 mmNo exact line separator: use dual hose separator DHS-05
Aluminum hard line (ALTUBE-06), 3/8"-69.53 mmNo exact line separator: use dual hose separator DHS-06
Aluminum hard line (ALTUBE-08), 1/2"-812.7 mmDLS-5 (close fit)
Aluminum hard line (ALTUBE-10), 5/8"-1015.88 mmDLS-8 (close fit)
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-411.2 mmDLS-5 with FRS-0375X025 foam strip
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-614.2 mmDLS-6 (close fit)
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-817.1 mmDLS-10 with FRS-0375X025 foam strip
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1020.8 mmDLS-12 with FRS-0375X025 foam strip
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1224.4 mmLarger than our largest line separator
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1630.5 mmLarger than our largest line separator
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-2035.8 mmLarger than our largest line separator
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-36.4 mmDLS-4 with FRS-0375X025 foam strip
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-47.9 mmDLS-4 with FRS-0375X025 foam strip
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-611.3 mmDLS-5 with FRS-0375X025 foam strip
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-813.9 mmDLS-6 (close fit)
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1016.5 mmDLS-10 with FRS-0375X025 foam strip
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1219.7 mmDLS-10 (close fit)
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1626.2 mmLarger than our largest line separator
PTFE hose, nylon over-braid (TFT1168)-36.4 mmDLS-4 with FRS-0375X025 foam strip
PTFE hose, nylon over-braid (TFT1168)-47.9 mmDLS-4 with FRS-0375X025 foam strip
PTFE hose, nylon over-braid (TFT1168)-610.7 mmDLS-4 (close fit)
PTFE hose, nylon over-braid (TFT1168)-813.9 mmDLS-6 (close fit)
PTFE hose, nylon over-braid (TFT1168)-1015.9 mmDLS-8 (close fit)
PTFE hose, nylon over-braid (TFT1168)-1219.5 mmDLS-10 (close fit)

Hard line is listed first; hose is a secondary use. Hose outside diameters are nominal: PTFE values are for the bare stainless braid (or the over-braided TFT1168); hoses with a black jacket or PVC coating are larger. Always measure your own hose before choosing a clamp.

How to install

  1. Place the two lines in one half and fit the other half over them.
  2. Fit the centre screw and tighten until the lines are held firmly.
  3. Space separators along the run so the lines cannot vibrate or touch.

Specifications

Part numberDLS-4
Bores2 x 7/16" (11.1 mm)
ForHard line (aluminum or steel tube)
MaterialBillet aluminum, black anodized
HardwareStainless centre screw

Frequently asked questions

Can I use it on rubber or PTFE hose?

It is designed for hard line, but it will hold hose where the outside diameter suits; see the cross-reference. Our dual hose separators cover more hose sizes.

Why are there two 9/16" sizes?

DLS-6 is 14.2 mm and DLS-7 is 14.5 mm, to suit tube that measures slightly differently. Measure your line and choose the closer one.

Which size do I need?

Measure the outside diameter of your hard line and choose the separator with the same bore.

Questions and support

Not sure which size you need? Email [email protected] with your line outside diameter before you order.

Racetronix provides technical support to verified customers through our support forum, not by phone or email. Please request forum access when you place your order so your account is approved before your parts arrive. The forum is moderated, open 24/7, and holds a knowledge base going back to 1999.

© 2026 Racetronix. All rights reserved. | Part No: DLS-4 | Revision: Alpha