Catalog of Products

Newly improved FRANTZ OIL REFINER Kit

This filter is the latest oil filter invention by the late John Frantz. The rights and sale of this filter was authorized by Daisy Frantz, widow of John Frantz which Frantz Oil Filters acquired. This oil filter kit includes a power-coated mounting bracket, 7' of oil line hose, hose fittings, installation parts and instructions.

Be sure to see additional photos by clicking the initial photo.


New Old Stock Fuel Filter Kit (Gasoline or Diesel) - When Available

Orig.: $215.00
Sale: $195.00

"New Old Stock" Frantz Oil Cleaner Complete Kit - When available

Orig.: $215.00
Sale: $195.00

NOS "3-Stacker" oil filter for BIG engines. Limited quantities.

Orig.: $450.00
Sale: $425.00

Oversize Oil Filter - 1 ONLY

Orig.: $399.00
Sale: $275.00

Certified Preowned Oil Filter - When Available

 Save money with a certified preowned oil filter. Inventory for reconditioned units may vary. Inquire first.


Base Gasket Seal - Use for Refiner model

Orig.: $5.25
Sale: $4.00

Rubber Gasket - 4 flat-sided crosssection for "SKY" units

Orig.: $5.00
Sale: $4.00

Rubber O-Ring - Round cross section for "SKY" units

Orig.: $5.00
Sale: $4.00

Frantz "Select" TP Element - Not for Refiner model

Order 16 and receive DISCOUNT. 

Orig.: $3.25
Sale: $3.00

16-Pak Frantz "Select" TP Elements - Not for Refiner model

16 Rolls of TP Elements at bulk purchase pricing. 

Orig.: $48.00
Sale: $40.00

1.6" Machined metal sleeve - Not for use with Refiner model

Orig.: $6.00
Sale: $5.00

HOSE, GATES PYTHON LOCK-ON – Sold by the foot.

 1/4” (6.3mm) 300PSI  2.07MPA WP Non-conductive 

Fitting installation available $1 per fitting.


NOS Frantz brand Sandwich Adapter

Orig.: $65.00
Sale: $39.95

Sandwich Ring Adapter

Orig.: $69.99
Sale: $49.95

Brass Swivel Fitting

Use this fitting for the oil return from the Frantz filter down through the oil filler cap. 


Split "Retainer" ring


Pull Tab - For removing TP from canister. Not for Refiner model


Orifice / restrictor fitting


Screen - Coarse


Screen - Fine


Hollow Bolt

Orig.: $7.50
Sale: $5.00

Installation Kit

Orig.: $45.00
Sale: $40.00

Plug - 1.8"NPT

Orig.: $2.00
Sale: $1.00

Elbow - 90º brass fitting

Orig.: $2.00
Sale: $1.00

Elbow - 45º brass fitting

Orig.: $2.00
Sale: $1.00

1/8"NPT Running Street T - Male

Orig.: $3.00
Sale: $2.00

14mm Metric Tee

Simply loosen and remove oil sending unit and insert Metric Tee fitting. Replace sending unit in metric end and attach Frantz oil pressure line to the 1/8"NPT female threads to obtain oil pressure supply to the Frantz filter. 


12mm Metric Tee Fitting

A Metric Tee fitting with 12mm metric male and female threads and a 1/8" female thread to accept a supply oil line to the Frantz oil filter on engines with metric sending units.


Bushing - 1/4" - 1/8"NPT

Orig.: $5.00
Sale: $4.00

1/4" Barbed fitting - Female


1/4"NPT - Flare Straight Fitting

Orig.: $3.00
Sale: $1.00

1/4" Barbed fitting - Male


Self-Tapping Hollow Bolt


Punch Tool

Orig.: $9.95
Sale: $5.00

Transmission Tee Adapter - NOS

Orig.: $39.95
Sale: $15.00

Frantz Special Purpose Fittings Kit - ONE ONLY

This kit is used to install the return oil line from the Frantz Oil Filter to the engine oil pan. The Special Purpose Fittings are for the installer’s convenience for special applications.

Orig.: $15.00
Sale: $10.00

Mercedes Pressure Fitting

A special purpose fitting to replace the full-flow filter by-pass retainer on a Mercedes engine (such as 190D) in order to provide a pressure source for the Frantz Oil Filter. 


Punch Tool Kit