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#4 > 1/8 NPT 45

Fitting - Adapter - 45 Degree - 4 An Male To 1/8 In NPT Male - Steel - Natural - Each
EARL'S PERFORMANCE PLUMBING | Part# EAR-962304ERL More Details...

$8.50

#4 Steel Tube Sleeves (2pk)

Fitting - Tube Sleeve - 4 An - 1/4 In Tube - Steel - Natural - Pair
EARL'S PERFORMANCE PLUMBING | Part# EAR-561904ERL More Details...

$4.95

Out of Stock (call for availability)

#4 Tube Nut 6 PK

Fitting - Tube Nut - 4 An - 1/4 In Tube - Aluminum - Blue Anodize - Set Of 6
HOSE AND FITTINGS | Part# XRP-981804-6 More Details...

$11.44

Out of Stock (call for availability)

#4 > 10 MFC Caliper Adap

Fitting - Adapter - Straight - 4 An Male To 10 MM X 1.25 Inverted Flare Male - Steel - Natural - Pair
EARL'S PERFORMANCE PLUMBING | Part# EAR-592045ERL More Details...

$16.95

Out of Stock (call for availability)

#4 Male Flare to #6 Orb 90-DEGREE Fittin

#4 Male Flare To #6 Orb 90-DEGREE Fitting
HOSE AND FITTINGS | Part# XRP-989046 More Details...

$19.70

#4 Tube Sleeve ANO-TUFF 2pk

Fitting - Tube Sleeve - 4 An - 1/4 In Tube - Aluminum - Black Anodize - Pair
EARL'S PERFORMANCE PLUMBING | Part# EAR-AT581904ERL More Details...

$6.03

St. #4 Gauge Fitting

Fitting - Adapter - Straight - 4 An Male To 1/8 In NPT Steel - Natural - Each
EARL'S PERFORMANCE PLUMBING | Part# EAR-968704ERL More Details...

$9.74

#4 Male Steel Weld Fitting

Bung - 4 An Male - WELD-ON - Steel - Natural - Each
EARL'S PERFORMANCE PLUMBING | Part# EAR-967104ERL More Details...

$11.95

Out of Stock (call for availability)

#4 Male Alum Weld Fitting

Bung - 4 An Male - WELD-ON - Aluminum - Natural - Each
EARL'S PERFORMANCE PLUMBING | Part# EAR-997104ERL More Details...

$8.49

Gauge Adapter An -4 Male X -4 Male X 1/8

Fitting - Gauge Adapter - Straight - 4 An Male To 4 An Male - 1/8 In NPT Gauge Port - Aluminum - Black Anodize - Ea...
ALLSTAR PERFORMANCE | Part# ALL-49760 More Details...

$9.99