Our set includes 8 units of F6049 and 8 units of F6048.
 
F6049 specifications:
1.600L - DOHC V-Tec 16 Valve (B16A3)
Exhaust
Head Diameter: 28 mm
Stem Diameter: 5.45 mm
Overall Length: 102.5 mm
Tip Length: 2.5 mm
Reference: 25 Degree Flo Stock size. Special Alloy
 
F6048 specifications: 
1.600L - DOHC V-Tec 16 Valve (B16A3)
IntakeHead Diameter: 33 mm
Stem Diameter: 5.47 mm
Overall Length: 102.35 mm
Tip Length: 2.5 mm
Reference: 25 Degree Super Flo. Stock size
 
Available for the following applications:
• Civic 1.6L - SOHC 16 Valve (D16Z6-Y5-Y7-Y8) - 1992-2000
• Del Sol 1.6L - DOHC V-TEC 16 Valve (B16A1) - 1994-1997
• Civic SI 1.6L - DOHC V-TEC 16 Valve (B16A3) - 1999-2000
• CRV 2.0L - DOHC 16 Valve (B20A-B20Z) - 1997-2000
• Prelude 2.2L - DOHC V-TEC 16 Valve (H22A1-A4) - 1993-2000
• S2000 - F20C - 2000-2003
• S2000 - F22C - 2004-2008
• ACCORD LX 2.4L - DOHC i-VTEC 16 VALVE (K24Z2) - 2008-2012
• CIVIC Si 2.4L - DOHC i-VTEC 16 VALVE (K24Z7) - 2012-2015
• CIVIC TYPE-R 2.0L - DOHC VTEC 16 VALVE (K20C1-TURBO) - 2017-2018